Home / 25,306.20-37,937.70-17,887.32

Finding the Fourth Proportional to 25,306.20, 37,937.70 and 17,887.32

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Solution

The fourth proportional to 25,306.20, 37,937.70 and 17,887.32 is: 26,815.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,306.20 : 37,937.70 = 17,887.32 : x
  2. Step 2: Convert to fraction form
    25,306.20/37,937.70 = 17,887.32/x
  3. Step 3: Cross multiply
    25,306.20x = 37,937.70 × 17,887.32
  4. Step 4: Simplify right side
    25,306.20x = 678,603,779.96
  5. Step 5: Solve for x
    x = 678,603,779.96/25,306.20
  6. Step 6: Final answer
    x = 26,815.71

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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.