Home / 14,789.90-22,172.85-10,098.09

Finding the Fourth Proportional to 14,789.90, 22,172.85 and 10,098.09

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Solution

The fourth proportional to 14,789.90, 22,172.85 and 10,098.09 is: 15,138.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,789.90 : 22,172.85 = 10,098.09 : x
  2. Step 2: Convert to fraction form
    14,789.90/22,172.85 = 10,098.09/x
  3. Step 3: Cross multiply
    14,789.90x = 22,172.85 × 10,098.09
  4. Step 4: Simplify right side
    14,789.90x = 223,903,434.86
  5. Step 5: Solve for x
    x = 223,903,434.86/14,789.90
  6. Step 6: Final answer
    x = 15,138.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.