Home / 15,257.38-22,886.25-5,389.76

Finding the Fourth Proportional to 15,257.38, 22,886.25 and 5,389.76

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Solution

The fourth proportional to 15,257.38, 22,886.25 and 5,389.76 is: 8,084.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,257.38 : 22,886.25 = 5,389.76 : x
  2. Step 2: Convert to fraction form
    15,257.38/22,886.25 = 5,389.76/x
  3. Step 3: Cross multiply
    15,257.38x = 22,886.25 × 5,389.76
  4. Step 4: Simplify right side
    15,257.38x = 123,351,303.07
  5. Step 5: Solve for x
    x = 123,351,303.07/15,257.38
  6. Step 6: Final answer
    x = 8,084.70

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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.