Home / 25,931.72-35,785.91-14,753.72

Finding the Fourth Proportional to 25,931.72, 35,785.91 and 14,753.72

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Solution

The fourth proportional to 25,931.72, 35,785.91 and 14,753.72 is: 20,360.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,931.72 : 35,785.91 = 14,753.72 : x
  2. Step 2: Convert to fraction form
    25,931.72/35,785.91 = 14,753.72/x
  3. Step 3: Cross multiply
    25,931.72x = 35,785.91 × 14,753.72
  4. Step 4: Simplify right side
    25,931.72x = 527,975,154.04
  5. Step 5: Solve for x
    x = 527,975,154.04/25,931.72
  6. Step 6: Final answer
    x = 20,360.21

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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.