Home / 17,939.16-24,751.44-10,863

Finding the Fourth Proportional to 17,939.16, 24,751.44 and 10,863

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Solution

The fourth proportional to 17,939.16, 24,751.44 and 10,863 is: 14,988.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,939.16 : 24,751.44 = 10,863 : x
  2. Step 2: Convert to fraction form
    17,939.16/24,751.44 = 10,863/x
  3. Step 3: Cross multiply
    17,939.16x = 24,751.44 × 10,863
  4. Step 4: Simplify right side
    17,939.16x = 268,874,892.72
  5. Step 5: Solve for x
    x = 268,874,892.72/17,939.16
  6. Step 6: Final answer
    x = 14,988.15

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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.