Home / 30,253.50-45,380.25-10,532.16

Finding the Fourth Proportional to 30,253.50, 45,380.25 and 10,532.16

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Solution

The fourth proportional to 30,253.50, 45,380.25 and 10,532.16 is: 15,798.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,253.50 : 45,380.25 = 10,532.16 : x
  2. Step 2: Convert to fraction form
    30,253.50/45,380.25 = 10,532.16/x
  3. Step 3: Cross multiply
    30,253.50x = 45,380.25 × 10,532.16
  4. Step 4: Simplify right side
    30,253.50x = 477,952,053.84
  5. Step 5: Solve for x
    x = 477,952,053.84/30,253.50
  6. Step 6: Final answer
    x = 15,798.24

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.