Home / 69,557.76-95,988.96-39,342.60

Finding the Fourth Proportional to 69,557.76, 95,988.96 and 39,342.60

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Solution

The fourth proportional to 69,557.76, 95,988.96 and 39,342.60 is: 54,292.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,557.76 : 95,988.96 = 39,342.60 : x
  2. Step 2: Convert to fraction form
    69,557.76/95,988.96 = 39,342.60/x
  3. Step 3: Cross multiply
    69,557.76x = 95,988.96 × 39,342.60
  4. Step 4: Simplify right side
    69,557.76x = 3,776,455,257.70
  5. Step 5: Solve for x
    x = 3,776,455,257.70/69,557.76
  6. Step 6: Final answer
    x = 54,292.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.