Home / 39,814.66-54,969.84-24,729.15

Finding the Fourth Proportional to 39,814.66, 54,969.84 and 24,729.15

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Solution

The fourth proportional to 39,814.66, 54,969.84 and 24,729.15 is: 34,142.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,814.66 : 54,969.84 = 24,729.15 : x
  2. Step 2: Convert to fraction form
    39,814.66/54,969.84 = 24,729.15/x
  3. Step 3: Cross multiply
    39,814.66x = 54,969.84 × 24,729.15
  4. Step 4: Simplify right side
    39,814.66x = 1,359,357,315.77
  5. Step 5: Solve for x
    x = 1,359,357,315.77/39,814.66
  6. Step 6: Final answer
    x = 34,142.13

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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.