Home / 25,454.56-38,187.36-10,655.86

Finding the Fourth Proportional to 25,454.56, 38,187.36 and 10,655.86

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Solution

The fourth proportional to 25,454.56, 38,187.36 and 10,655.86 is: 15,986.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,454.56 : 38,187.36 = 10,655.86 : x
  2. Step 2: Convert to fraction form
    25,454.56/38,187.36 = 10,655.86/x
  3. Step 3: Cross multiply
    25,454.56x = 38,187.36 × 10,655.86
  4. Step 4: Simplify right side
    25,454.56x = 406,919,161.93
  5. Step 5: Solve for x
    x = 406,919,161.93/25,454.56
  6. Step 6: Final answer
    x = 15,986.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.