Home / 34,654.16-47,822.76-18,738.74

Finding the Fourth Proportional to 34,654.16, 47,822.76 and 18,738.74

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Solution

The fourth proportional to 34,654.16, 47,822.76 and 18,738.74 is: 25,859.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,654.16 : 47,822.76 = 18,738.74 : x
  2. Step 2: Convert to fraction form
    34,654.16/47,822.76 = 18,738.74/x
  3. Step 3: Cross multiply
    34,654.16x = 47,822.76 × 18,738.74
  4. Step 4: Simplify right side
    34,654.16x = 896,138,265.72
  5. Step 5: Solve for x
    x = 896,138,265.72/34,654.16
  6. Step 6: Final answer
    x = 25,859.47

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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.