Home / 15,587.40-23,391.33-5,726.76

Finding the Fourth Proportional to 15,587.40, 23,391.33 and 5,726.76

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Solution

The fourth proportional to 15,587.40, 23,391.33 and 5,726.76 is: 8,593.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,587.40 : 23,391.33 = 5,726.76 : x
  2. Step 2: Convert to fraction form
    15,587.40/23,391.33 = 5,726.76/x
  3. Step 3: Cross multiply
    15,587.40x = 23,391.33 × 5,726.76
  4. Step 4: Simplify right side
    15,587.40x = 133,956,532.99
  5. Step 5: Solve for x
    x = 133,956,532.99/15,587.40
  6. Step 6: Final answer
    x = 8,593.90

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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.