Home / 34,149.20-51,233.40-14,437.20

Finding the Fourth Proportional to 34,149.20, 51,233.40 and 14,437.20

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Solution

The fourth proportional to 34,149.20, 51,233.40 and 14,437.20 is: 21,659.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,149.20 : 51,233.40 = 14,437.20 : x
  2. Step 2: Convert to fraction form
    34,149.20/51,233.40 = 14,437.20/x
  3. Step 3: Cross multiply
    34,149.20x = 51,233.40 × 14,437.20
  4. Step 4: Simplify right side
    34,149.20x = 739,666,842.48
  5. Step 5: Solve for x
    x = 739,666,842.48/34,149.20
  6. Step 6: Final answer
    x = 21,659.86

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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.