Home / 15,580.19-23,353.26-5,711.15

Finding the Fourth Proportional to 15,580.19, 23,353.26 and 5,711.15

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Solution

The fourth proportional to 15,580.19, 23,353.26 and 5,711.15 is: 8,560.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,580.19 : 23,353.26 = 5,711.15 : x
  2. Step 2: Convert to fraction form
    15,580.19/23,353.26 = 5,711.15/x
  3. Step 3: Cross multiply
    15,580.19x = 23,353.26 × 5,711.15
  4. Step 4: Simplify right side
    15,580.19x = 133,373,970.85
  5. Step 5: Solve for x
    x = 133,373,970.85/15,580.19
  6. Step 6: Final answer
    x = 8,560.48

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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.