Home / 22,932.91-31,643.62-13,503.30

Finding the Fourth Proportional to 22,932.91, 31,643.62 and 13,503.30

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Solution

The fourth proportional to 22,932.91, 31,643.62 and 13,503.30 is: 18,632.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,932.91 : 31,643.62 = 13,503.30 : x
  2. Step 2: Convert to fraction form
    22,932.91/31,643.62 = 13,503.30/x
  3. Step 3: Cross multiply
    22,932.91x = 31,643.62 × 13,503.30
  4. Step 4: Simplify right side
    22,932.91x = 427,293,293.95
  5. Step 5: Solve for x
    x = 427,293,293.95/22,932.91
  6. Step 6: Final answer
    x = 18,632.32

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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.