Home / 22,728.36-31,326.84-17,411.52

Finding the Fourth Proportional to 22,728.36, 31,326.84 and 17,411.52

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Solution

The fourth proportional to 22,728.36, 31,326.84 and 17,411.52 is: 23,998.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,728.36 : 31,326.84 = 17,411.52 : x
  2. Step 2: Convert to fraction form
    22,728.36/31,326.84 = 17,411.52/x
  3. Step 3: Cross multiply
    22,728.36x = 31,326.84 × 17,411.52
  4. Step 4: Simplify right side
    22,728.36x = 545,447,901.20
  5. Step 5: Solve for x
    x = 545,447,901.20/22,728.36
  6. Step 6: Final answer
    x = 23,998.56

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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.