Home / 25,818.89-35,631.90-14,489.48

Finding the Fourth Proportional to 25,818.89, 35,631.90 and 14,489.48

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Solution

The fourth proportional to 25,818.89, 35,631.90 and 14,489.48 is: 19,996.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,818.89 : 35,631.90 = 14,489.48 : x
  2. Step 2: Convert to fraction form
    25,818.89/35,631.90 = 14,489.48/x
  3. Step 3: Cross multiply
    25,818.89x = 35,631.90 × 14,489.48
  4. Step 4: Simplify right side
    25,818.89x = 516,287,791.49
  5. Step 5: Solve for x
    x = 516,287,791.49/25,818.89
  6. Step 6: Final answer
    x = 19,996.52

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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.