Home / 14,687.40-22,016.63-9,407.42

Finding the Fourth Proportional to 14,687.40, 22,016.63 and 9,407.42

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Solution

The fourth proportional to 14,687.40, 22,016.63 and 9,407.42 is: 14,101.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,687.40 : 22,016.63 = 9,407.42 : x
  2. Step 2: Convert to fraction form
    14,687.40/22,016.63 = 9,407.42/x
  3. Step 3: Cross multiply
    14,687.40x = 22,016.63 × 9,407.42
  4. Step 4: Simplify right side
    14,687.40x = 207,119,528.27
  5. Step 5: Solve for x
    x = 207,119,528.27/14,687.40
  6. Step 6: Final answer
    x = 14,101.85

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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.