Home / 22,120.60-30,532.70-14,572.44

Finding the Fourth Proportional to 22,120.60, 30,532.70 and 14,572.44

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Solution

The fourth proportional to 22,120.60, 30,532.70 and 14,572.44 is: 20,114.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,120.60 : 30,532.70 = 14,572.44 : x
  2. Step 2: Convert to fraction form
    22,120.60/30,532.70 = 14,572.44/x
  3. Step 3: Cross multiply
    22,120.60x = 30,532.70 × 14,572.44
  4. Step 4: Simplify right side
    22,120.60x = 444,935,938.79
  5. Step 5: Solve for x
    x = 444,935,938.79/22,120.60
  6. Step 6: Final answer
    x = 20,114.10

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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.