Home / 30,631.68-42,313.44-24,001.20

Finding the Fourth Proportional to 30,631.68, 42,313.44 and 24,001.20

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Solution

The fourth proportional to 30,631.68, 42,313.44 and 24,001.20 is: 33,154.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,631.68 : 42,313.44 = 24,001.20 : x
  2. Step 2: Convert to fraction form
    30,631.68/42,313.44 = 24,001.20/x
  3. Step 3: Cross multiply
    30,631.68x = 42,313.44 × 24,001.20
  4. Step 4: Simplify right side
    30,631.68x = 1,015,573,336.13
  5. Step 5: Solve for x
    x = 1,015,573,336.13/30,631.68
  6. Step 6: Final answer
    x = 33,154.35

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.