Home / 14,800.11-22,092.20-12,931.75

Finding the Fourth Proportional to 14,800.11, 22,092.20 and 12,931.75

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Solution

The fourth proportional to 14,800.11, 22,092.20 and 12,931.75 is: 19,303.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,800.11 : 22,092.20 = 12,931.75 : x
  2. Step 2: Convert to fraction form
    14,800.11/22,092.20 = 12,931.75/x
  3. Step 3: Cross multiply
    14,800.11x = 22,092.20 × 12,931.75
  4. Step 4: Simplify right side
    14,800.11x = 285,690,753.47
  5. Step 5: Solve for x
    x = 285,690,753.47/14,800.11
  6. Step 6: Final answer
    x = 19,303.28

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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.