Home / 39,407.76-54,389.96-25,266.32

Finding the Fourth Proportional to 39,407.76, 54,389.96 and 25,266.32

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Solution

The fourth proportional to 39,407.76, 54,389.96 and 25,266.32 is: 34,872.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,407.76 : 54,389.96 = 25,266.32 : x
  2. Step 2: Convert to fraction form
    39,407.76/54,389.96 = 25,266.32/x
  3. Step 3: Cross multiply
    39,407.76x = 54,389.96 × 25,266.32
  4. Step 4: Simplify right side
    39,407.76x = 1,374,234,134.15
  5. Step 5: Solve for x
    x = 1,374,234,134.15/39,407.76
  6. Step 6: Final answer
    x = 34,872.17

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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.