Home / 55,077.71-82,616.40-15,634.89

Finding the Fourth Proportional to 55,077.71, 82,616.40 and 15,634.89

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Solution

The fourth proportional to 55,077.71, 82,616.40 and 15,634.89 is: 23,452.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,077.71 : 82,616.40 = 15,634.89 : x
  2. Step 2: Convert to fraction form
    55,077.71/82,616.40 = 15,634.89/x
  3. Step 3: Cross multiply
    55,077.71x = 82,616.40 × 15,634.89
  4. Step 4: Simplify right side
    55,077.71x = 1,291,698,326.20
  5. Step 5: Solve for x
    x = 1,291,698,326.20/55,077.71
  6. Step 6: Final answer
    x = 23,452.29

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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.