Home / 18,494.78-25,522.71-10,110.74

Finding the Fourth Proportional to 18,494.78, 25,522.71 and 10,110.74

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Solution

The fourth proportional to 18,494.78, 25,522.71 and 10,110.74 is: 13,952.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,494.78 : 25,522.71 = 10,110.74 : x
  2. Step 2: Convert to fraction form
    18,494.78/25,522.71 = 10,110.74/x
  3. Step 3: Cross multiply
    18,494.78x = 25,522.71 × 10,110.74
  4. Step 4: Simplify right side
    18,494.78x = 258,053,484.91
  5. Step 5: Solve for x
    x = 258,053,484.91/18,494.78
  6. Step 6: Final answer
    x = 13,952.77

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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.