Home / 17,939.09-24,751.35-10,864.14

Finding the Fourth Proportional to 17,939.09, 24,751.35 and 10,864.14

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Solution

The fourth proportional to 17,939.09, 24,751.35 and 10,864.14 is: 14,989.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,939.09 : 24,751.35 = 10,864.14 : x
  2. Step 2: Convert to fraction form
    17,939.09/24,751.35 = 10,864.14/x
  3. Step 3: Cross multiply
    17,939.09x = 24,751.35 × 10,864.14
  4. Step 4: Simplify right side
    17,939.09x = 268,902,131.59
  5. Step 5: Solve for x
    x = 268,902,131.59/17,939.09
  6. Step 6: Final answer
    x = 14,989.74

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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.