Home / 15,425.24-23,139.07-5,565.51

Finding the Fourth Proportional to 15,425.24, 23,139.07 and 5,565.51

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Solution

The fourth proportional to 15,425.24, 23,139.07 and 5,565.51 is: 8,348.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,425.24 : 23,139.07 = 5,565.51 : x
  2. Step 2: Convert to fraction form
    15,425.24/23,139.07 = 5,565.51/x
  3. Step 3: Cross multiply
    15,425.24x = 23,139.07 × 5,565.51
  4. Step 4: Simplify right side
    15,425.24x = 128,780,711.56
  5. Step 5: Solve for x
    x = 128,780,711.56/15,425.24
  6. Step 6: Final answer
    x = 8,348.70

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.