Home / 15,352.82-22,990.35-9,491.66

Finding the Fourth Proportional to 15,352.82, 22,990.35 and 9,491.66

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Solution

The fourth proportional to 15,352.82, 22,990.35 and 9,491.66 is: 14,213.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,352.82 : 22,990.35 = 9,491.66 : x
  2. Step 2: Convert to fraction form
    15,352.82/22,990.35 = 9,491.66/x
  3. Step 3: Cross multiply
    15,352.82x = 22,990.35 × 9,491.66
  4. Step 4: Simplify right side
    15,352.82x = 218,216,585.48
  5. Step 5: Solve for x
    x = 218,216,585.48/15,352.82
  6. Step 6: Final answer
    x = 14,213.45

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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.