Home / 15,939.32-23,908.98-4,252.58

Finding the Fourth Proportional to 15,939.32, 23,908.98 and 4,252.58

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Solution

The fourth proportional to 15,939.32, 23,908.98 and 4,252.58 is: 6,378.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,939.32 : 23,908.98 = 4,252.58 : x
  2. Step 2: Convert to fraction form
    15,939.32/23,908.98 = 4,252.58/x
  3. Step 3: Cross multiply
    15,939.32x = 23,908.98 × 4,252.58
  4. Step 4: Simplify right side
    15,939.32x = 101,674,850.17
  5. Step 5: Solve for x
    x = 101,674,850.17/15,939.32
  6. Step 6: Final answer
    x = 6,378.87

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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.