Home / 19,637.38-29,452.80-9,106.96

Finding the Fourth Proportional to 19,637.38, 29,452.80 and 9,106.96

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Solution

The fourth proportional to 19,637.38, 29,452.80 and 9,106.96 is: 13,658.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,637.38 : 29,452.80 = 9,106.96 : x
  2. Step 2: Convert to fraction form
    19,637.38/29,452.80 = 9,106.96/x
  3. Step 3: Cross multiply
    19,637.38x = 29,452.80 × 9,106.96
  4. Step 4: Simplify right side
    19,637.38x = 268,225,471.49
  5. Step 5: Solve for x
    x = 268,225,471.49/19,637.38
  6. Step 6: Final answer
    x = 13,658.92

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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.