Home / 39,126.28-58,688.80-15,752.16

Finding the Fourth Proportional to 39,126.28, 58,688.80 and 15,752.16

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Solution

The fourth proportional to 39,126.28, 58,688.80 and 15,752.16 is: 23,627.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,126.28 : 58,688.80 = 15,752.16 : x
  2. Step 2: Convert to fraction form
    39,126.28/58,688.80 = 15,752.16/x
  3. Step 3: Cross multiply
    39,126.28x = 58,688.80 × 15,752.16
  4. Step 4: Simplify right side
    39,126.28x = 924,475,367.81
  5. Step 5: Solve for x
    x = 924,475,367.81/39,126.28
  6. Step 6: Final answer
    x = 23,627.99

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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.