Home / 22,646.72-31,250.95-12,575.12

Finding the Fourth Proportional to 22,646.72, 31,250.95 and 12,575.12

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Solution

The fourth proportional to 22,646.72, 31,250.95 and 12,575.12 is: 17,352.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,646.72 : 31,250.95 = 12,575.12 : x
  2. Step 2: Convert to fraction form
    22,646.72/31,250.95 = 12,575.12/x
  3. Step 3: Cross multiply
    22,646.72x = 31,250.95 × 12,575.12
  4. Step 4: Simplify right side
    22,646.72x = 392,984,258.67
  5. Step 5: Solve for x
    x = 392,984,258.67/22,646.72
  6. Step 6: Final answer
    x = 17,352.81

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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.