Home / 34,659.15-47,829.68-18,743.59

Finding the Fourth Proportional to 34,659.15, 47,829.68 and 18,743.59

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Solution

The fourth proportional to 34,659.15, 47,829.68 and 18,743.59 is: 25,866.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,659.15 : 47,829.68 = 18,743.59 : x
  2. Step 2: Convert to fraction form
    34,659.15/47,829.68 = 18,743.59/x
  3. Step 3: Cross multiply
    34,659.15x = 47,829.68 × 18,743.59
  4. Step 4: Simplify right side
    34,659.15x = 896,499,911.75
  5. Step 5: Solve for x
    x = 896,499,911.75/34,659.15
  6. Step 6: Final answer
    x = 25,866.18

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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.