Home / 18,085.72-24,956.05-10,126.66

Finding the Fourth Proportional to 18,085.72, 24,956.05 and 10,126.66

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Solution

The fourth proportional to 18,085.72, 24,956.05 and 10,126.66 is: 13,973.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,085.72 : 24,956.05 = 10,126.66 : x
  2. Step 2: Convert to fraction form
    18,085.72/24,956.05 = 10,126.66/x
  3. Step 3: Cross multiply
    18,085.72x = 24,956.05 × 10,126.66
  4. Step 4: Simplify right side
    18,085.72x = 252,721,382.66
  5. Step 5: Solve for x
    x = 252,721,382.66/18,085.72
  6. Step 6: Final answer
    x = 13,973.53

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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.