Home / 34,609.90-47,761.66-18,694.35

Finding the Fourth Proportional to 34,609.90, 47,761.66 and 18,694.35

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Solution

The fourth proportional to 34,609.90, 47,761.66 and 18,694.35 is: 25,798.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,609.90 : 47,761.66 = 18,694.35 : x
  2. Step 2: Convert to fraction form
    34,609.90/47,761.66 = 18,694.35/x
  3. Step 3: Cross multiply
    34,609.90x = 47,761.66 × 18,694.35
  4. Step 4: Simplify right side
    34,609.90x = 892,873,271.86
  5. Step 5: Solve for x
    x = 892,873,271.86/34,609.90
  6. Step 6: Final answer
    x = 25,798.20

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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.