Home / 39,981.64-59,896.14-22,398.28

Finding the Fourth Proportional to 39,981.64, 59,896.14 and 22,398.28

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Solution

The fourth proportional to 39,981.64, 59,896.14 and 22,398.28 is: 33,554.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,981.64 : 59,896.14 = 22,398.28 : x
  2. Step 2: Convert to fraction form
    39,981.64/59,896.14 = 22,398.28/x
  3. Step 3: Cross multiply
    39,981.64x = 59,896.14 × 22,398.28
  4. Step 4: Simplify right side
    39,981.64x = 1,341,570,514.64
  5. Step 5: Solve for x
    x = 1,341,570,514.64/39,981.64
  6. Step 6: Final answer
    x = 33,554.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.