Home / 25,818.89-38,630.52-15,294.56

Finding the Fourth Proportional to 25,818.89, 38,630.52 and 15,294.56

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Solution

The fourth proportional to 25,818.89, 38,630.52 and 15,294.56 is: 22,883.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,818.89 : 38,630.52 = 15,294.56 : x
  2. Step 2: Convert to fraction form
    25,818.89/38,630.52 = 15,294.56/x
  3. Step 3: Cross multiply
    25,818.89x = 38,630.52 × 15,294.56
  4. Step 4: Simplify right side
    25,818.89x = 590,836,612.82
  5. Step 5: Solve for x
    x = 590,836,612.82/25,818.89
  6. Step 6: Final answer
    x = 22,883.89

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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.