Home / 25,637.30-38,425.80-11,580.92

Finding the Fourth Proportional to 25,637.30, 38,425.80 and 11,580.92

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Solution

The fourth proportional to 25,637.30, 38,425.80 and 11,580.92 is: 17,357.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,637.30 : 38,425.80 = 11,580.92 : x
  2. Step 2: Convert to fraction form
    25,637.30/38,425.80 = 11,580.92/x
  3. Step 3: Cross multiply
    25,637.30x = 38,425.80 × 11,580.92
  4. Step 4: Simplify right side
    25,637.30x = 445,006,115.74
  5. Step 5: Solve for x
    x = 445,006,115.74/25,637.30
  6. Step 6: Final answer
    x = 17,357.76

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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.