Home / 15,120.60-22,677.94-14,370.47

Finding the Fourth Proportional to 15,120.60, 22,677.94 and 14,370.47

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Solution

The fourth proportional to 15,120.60, 22,677.94 and 14,370.47 is: 21,552.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,120.60 : 22,677.94 = 14,370.47 : x
  2. Step 2: Convert to fraction form
    15,120.60/22,677.94 = 14,370.47/x
  3. Step 3: Cross multiply
    15,120.60x = 22,677.94 × 14,370.47
  4. Step 4: Simplify right side
    15,120.60x = 325,892,677.20
  5. Step 5: Solve for x
    x = 325,892,677.20/15,120.60
  6. Step 6: Final answer
    x = 21,552.89

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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.