Home / 16,657.85-22,989.93-9,586.55

Finding the Fourth Proportional to 16,657.85, 22,989.93 and 9,586.55

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Solution

The fourth proportional to 16,657.85, 22,989.93 and 9,586.55 is: 13,230.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,657.85 : 22,989.93 = 9,586.55 : x
  2. Step 2: Convert to fraction form
    16,657.85/22,989.93 = 9,586.55/x
  3. Step 3: Cross multiply
    16,657.85x = 22,989.93 × 9,586.55
  4. Step 4: Simplify right side
    16,657.85x = 220,394,134.97
  5. Step 5: Solve for x
    x = 220,394,134.97/16,657.85
  6. Step 6: Final answer
    x = 13,230.65

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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.