Home / 49,140.64-73,708.40-15,860.08

Finding the Fourth Proportional to 49,140.64, 73,708.40 and 15,860.08

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Solution

The fourth proportional to 49,140.64, 73,708.40 and 15,860.08 is: 23,789.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,140.64 : 73,708.40 = 15,860.08 : x
  2. Step 2: Convert to fraction form
    49,140.64/73,708.40 = 15,860.08/x
  3. Step 3: Cross multiply
    49,140.64x = 73,708.40 × 15,860.08
  4. Step 4: Simplify right side
    49,140.64x = 1,169,021,120.67
  5. Step 5: Solve for x
    x = 1,169,021,120.67/49,140.64
  6. Step 6: Final answer
    x = 23,789.29

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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.