Home / 18,126.84-25,012.74-10,575.66

Finding the Fourth Proportional to 18,126.84, 25,012.74 and 10,575.66

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Solution

The fourth proportional to 18,126.84, 25,012.74 and 10,575.66 is: 14,593.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,126.84 : 25,012.74 = 10,575.66 : x
  2. Step 2: Convert to fraction form
    18,126.84/25,012.74 = 10,575.66/x
  3. Step 3: Cross multiply
    18,126.84x = 25,012.74 × 10,575.66
  4. Step 4: Simplify right side
    18,126.84x = 264,526,233.91
  5. Step 5: Solve for x
    x = 264,526,233.91/18,126.84
  6. Step 6: Final answer
    x = 14,593.07

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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.