Home / 37,209.59-55,814.48-9,129.79

Finding the Fourth Proportional to 37,209.59, 55,814.48 and 9,129.79

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Solution

The fourth proportional to 37,209.59, 55,814.48 and 9,129.79 is: 13,694.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,209.59 : 55,814.48 = 9,129.79 : x
  2. Step 2: Convert to fraction form
    37,209.59/55,814.48 = 9,129.79/x
  3. Step 3: Cross multiply
    37,209.59x = 55,814.48 × 9,129.79
  4. Step 4: Simplify right side
    37,209.59x = 509,574,481.36
  5. Step 5: Solve for x
    x = 509,574,481.36/37,209.59
  6. Step 6: Final answer
    x = 13,694.71

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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.