Home / 30,152.28-45,233.54-10,426.22

Finding the Fourth Proportional to 30,152.28, 45,233.54 and 10,426.22

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Solution

The fourth proportional to 30,152.28, 45,233.54 and 10,426.22 is: 15,641.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,152.28 : 45,233.54 = 10,426.22 : x
  2. Step 2: Convert to fraction form
    30,152.28/45,233.54 = 10,426.22/x
  3. Step 3: Cross multiply
    30,152.28x = 45,233.54 × 10,426.22
  4. Step 4: Simplify right side
    30,152.28x = 471,614,769.84
  5. Step 5: Solve for x
    x = 471,614,769.84/30,152.28
  6. Step 6: Final answer
    x = 15,641.10

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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.