Home / 25,529.71-38,294.58-8,000.91

Finding the Fourth Proportional to 25,529.71, 38,294.58 and 8,000.91

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Solution

The fourth proportional to 25,529.71, 38,294.58 and 8,000.91 is: 12,001.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,529.71 : 38,294.58 = 8,000.91 : x
  2. Step 2: Convert to fraction form
    25,529.71/38,294.58 = 8,000.91/x
  3. Step 3: Cross multiply
    25,529.71x = 38,294.58 × 8,000.91
  4. Step 4: Simplify right side
    25,529.71x = 306,391,488.07
  5. Step 5: Solve for x
    x = 306,391,488.07/25,529.71
  6. Step 6: Final answer
    x = 12,001.37

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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.