Home / 39,367.16-54,326.17-21,462.14

Finding the Fourth Proportional to 39,367.16, 54,326.17 and 21,462.14

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Solution

The fourth proportional to 39,367.16, 54,326.17 and 21,462.14 is: 29,617.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,367.16 : 54,326.17 = 21,462.14 : x
  2. Step 2: Convert to fraction form
    39,367.16/54,326.17 = 21,462.14/x
  3. Step 3: Cross multiply
    39,367.16x = 54,326.17 × 21,462.14
  4. Step 4: Simplify right side
    39,367.16x = 1,165,955,815.69
  5. Step 5: Solve for x
    x = 1,165,955,815.69/39,367.16
  6. Step 6: Final answer
    x = 29,617.47

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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.