Home / 18,256.18-25,193.52-9,872.68

Finding the Fourth Proportional to 18,256.18, 25,193.52 and 9,872.68

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Solution

The fourth proportional to 18,256.18, 25,193.52 and 9,872.68 is: 13,624.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,256.18 : 25,193.52 = 9,872.68 : x
  2. Step 2: Convert to fraction form
    18,256.18/25,193.52 = 9,872.68/x
  3. Step 3: Cross multiply
    18,256.18x = 25,193.52 × 9,872.68
  4. Step 4: Simplify right side
    18,256.18x = 248,727,561.03
  5. Step 5: Solve for x
    x = 248,727,561.03/18,256.18
  6. Step 6: Final answer
    x = 13,624.29

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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.