Home / 14,825.92-22,113.20-12,501.28

Finding the Fourth Proportional to 14,825.92, 22,113.20 and 12,501.28

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Solution

The fourth proportional to 14,825.92, 22,113.20 and 12,501.28 is: 18,645.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,825.92 : 22,113.20 = 12,501.28 : x
  2. Step 2: Convert to fraction form
    14,825.92/22,113.20 = 12,501.28/x
  3. Step 3: Cross multiply
    14,825.92x = 22,113.20 × 12,501.28
  4. Step 4: Simplify right side
    14,825.92x = 276,443,304.90
  5. Step 5: Solve for x
    x = 276,443,304.90/14,825.92
  6. Step 6: Final answer
    x = 18,645.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.