Home / 25,412.30-38,103.01-11,369.71

Finding the Fourth Proportional to 25,412.30, 38,103.01 and 11,369.71

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Solution

The fourth proportional to 25,412.30, 38,103.01 and 11,369.71 is: 17,047.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,412.30 : 38,103.01 = 11,369.71 : x
  2. Step 2: Convert to fraction form
    25,412.30/38,103.01 = 11,369.71/x
  3. Step 3: Cross multiply
    25,412.30x = 38,103.01 × 11,369.71
  4. Step 4: Simplify right side
    25,412.30x = 433,220,050.15
  5. Step 5: Solve for x
    x = 433,220,050.15/25,412.30
  6. Step 6: Final answer
    x = 17,047.66

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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.