Home / 39,652.32-54,705.18-25,312.68

Finding the Fourth Proportional to 39,652.32, 54,705.18 and 25,312.68

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Solution

The fourth proportional to 39,652.32, 54,705.18 and 25,312.68 is: 34,921.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,652.32 : 54,705.18 = 25,312.68 : x
  2. Step 2: Convert to fraction form
    39,652.32/54,705.18 = 25,312.68/x
  3. Step 3: Cross multiply
    39,652.32x = 54,705.18 × 25,312.68
  4. Step 4: Simplify right side
    39,652.32x = 1,384,734,715.68
  5. Step 5: Solve for x
    x = 1,384,734,715.68/39,652.32
  6. Step 6: Final answer
    x = 34,921.91

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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.