Home / 25,270.56-34,882.56-18,887.04

Finding the Fourth Proportional to 25,270.56, 34,882.56 and 18,887.04

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Solution

The fourth proportional to 25,270.56, 34,882.56 and 18,887.04 is: 26,070.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,270.56 : 34,882.56 = 18,887.04 : x
  2. Step 2: Convert to fraction form
    25,270.56/34,882.56 = 18,887.04/x
  3. Step 3: Cross multiply
    25,270.56x = 34,882.56 × 18,887.04
  4. Step 4: Simplify right side
    25,270.56x = 658,828,306.02
  5. Step 5: Solve for x
    x = 658,828,306.02/25,270.56
  6. Step 6: Final answer
    x = 26,070.98

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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.