Home / 18,440.56-25,447.88-10,057.04

Finding the Fourth Proportional to 18,440.56, 25,447.88 and 10,057.04

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Solution

The fourth proportional to 18,440.56, 25,447.88 and 10,057.04 is: 13,878.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,440.56 : 25,447.88 = 10,057.04 : x
  2. Step 2: Convert to fraction form
    18,440.56/25,447.88 = 10,057.04/x
  3. Step 3: Cross multiply
    18,440.56x = 25,447.88 × 10,057.04
  4. Step 4: Simplify right side
    18,440.56x = 255,930,347.08
  5. Step 5: Solve for x
    x = 255,930,347.08/18,440.56
  6. Step 6: Final answer
    x = 13,878.66

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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.