Home / 20,061.52-30,099.14-7,585.13

Finding the Fourth Proportional to 20,061.52, 30,099.14 and 7,585.13

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Solution

The fourth proportional to 20,061.52, 30,099.14 and 7,585.13 is: 11,380.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,061.52 : 30,099.14 = 7,585.13 : x
  2. Step 2: Convert to fraction form
    20,061.52/30,099.14 = 7,585.13/x
  3. Step 3: Cross multiply
    20,061.52x = 30,099.14 × 7,585.13
  4. Step 4: Simplify right side
    20,061.52x = 228,305,955.55
  5. Step 5: Solve for x
    x = 228,305,955.55/20,061.52
  6. Step 6: Final answer
    x = 11,380.29

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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.