Home / 34,215.80-47,180.56-22,256.96

Finding the Fourth Proportional to 34,215.80, 47,180.56 and 22,256.96

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Solution

The fourth proportional to 34,215.80, 47,180.56 and 22,256.96 is: 30,690.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,215.80 : 47,180.56 = 22,256.96 : x
  2. Step 2: Convert to fraction form
    34,215.80/47,180.56 = 22,256.96/x
  3. Step 3: Cross multiply
    34,215.80x = 47,180.56 × 22,256.96
  4. Step 4: Simplify right side
    34,215.80x = 1,050,095,836.70
  5. Step 5: Solve for x
    x = 1,050,095,836.70/34,215.80
  6. Step 6: Final answer
    x = 30,690.38

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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.