Home / 25,023.39-34,532.28-15,591.96

Finding the Fourth Proportional to 25,023.39, 34,532.28 and 15,591.96

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Solution

The fourth proportional to 25,023.39, 34,532.28 and 15,591.96 is: 21,516.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,023.39 : 34,532.28 = 15,591.96 : x
  2. Step 2: Convert to fraction form
    25,023.39/34,532.28 = 15,591.96/x
  3. Step 3: Cross multiply
    25,023.39x = 34,532.28 × 15,591.96
  4. Step 4: Simplify right side
    25,023.39x = 538,425,928.47
  5. Step 5: Solve for x
    x = 538,425,928.47/25,023.39
  6. Step 6: Final answer
    x = 21,516.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.