Home / 15,290.60-22,942.70-9,742.52

Finding the Fourth Proportional to 15,290.60, 22,942.70 and 9,742.52

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Solution

The fourth proportional to 15,290.60, 22,942.70 and 9,742.52 is: 14,618.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,290.60 : 22,942.70 = 9,742.52 : x
  2. Step 2: Convert to fraction form
    15,290.60/22,942.70 = 9,742.52/x
  3. Step 3: Cross multiply
    15,290.60x = 22,942.70 × 9,742.52
  4. Step 4: Simplify right side
    15,290.60x = 223,519,713.60
  5. Step 5: Solve for x
    x = 223,519,713.60/15,290.60
  6. Step 6: Final answer
    x = 14,618.11

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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.