Home / 69,577.28-96,010.08-39,358.88

Finding the Fourth Proportional to 69,577.28, 96,010.08 and 39,358.88

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Solution

The fourth proportional to 69,577.28, 96,010.08 and 39,358.88 is: 54,311.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,577.28 : 96,010.08 = 39,358.88 : x
  2. Step 2: Convert to fraction form
    69,577.28/96,010.08 = 39,358.88/x
  3. Step 3: Cross multiply
    69,577.28x = 96,010.08 × 39,358.88
  4. Step 4: Simplify right side
    69,577.28x = 3,778,849,217.51
  5. Step 5: Solve for x
    x = 3,778,849,217.51/69,577.28
  6. Step 6: Final answer
    x = 54,311.54

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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.