Home / 25,585.52-35,305.62-18,874.88

Finding the Fourth Proportional to 25,585.52, 35,305.62 and 18,874.88

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Solution

The fourth proportional to 25,585.52, 35,305.62 and 18,874.88 is: 26,045.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,585.52 : 35,305.62 = 18,874.88 : x
  2. Step 2: Convert to fraction form
    25,585.52/35,305.62 = 18,874.88/x
  3. Step 3: Cross multiply
    25,585.52x = 35,305.62 × 18,874.88
  4. Step 4: Simplify right side
    25,585.52x = 666,389,164.30
  5. Step 5: Solve for x
    x = 666,389,164.30/25,585.52
  6. Step 6: Final answer
    x = 26,045.56

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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.