Home / 34,254.04-51,251.86-20,221.70

Finding the Fourth Proportional to 34,254.04, 51,251.86 and 20,221.70

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Solution

The fourth proportional to 34,254.04, 51,251.86 and 20,221.70 is: 30,256.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,254.04 : 51,251.86 = 20,221.70 : x
  2. Step 2: Convert to fraction form
    34,254.04/51,251.86 = 20,221.70/x
  3. Step 3: Cross multiply
    34,254.04x = 51,251.86 × 20,221.70
  4. Step 4: Simplify right side
    34,254.04x = 1,036,399,737.36
  5. Step 5: Solve for x
    x = 1,036,399,737.36/34,254.04
  6. Step 6: Final answer
    x = 30,256.28

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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.