Home / 69,035.80-95,268.28-38,407.72

Finding the Fourth Proportional to 69,035.80, 95,268.28 and 38,407.72

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Solution

The fourth proportional to 69,035.80, 95,268.28 and 38,407.72 is: 53,002.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,035.80 : 95,268.28 = 38,407.72 : x
  2. Step 2: Convert to fraction form
    69,035.80/95,268.28 = 38,407.72/x
  3. Step 3: Cross multiply
    69,035.80x = 95,268.28 × 38,407.72
  4. Step 4: Simplify right side
    69,035.80x = 3,659,037,423.12
  5. Step 5: Solve for x
    x = 3,659,037,423.12/69,035.80
  6. Step 6: Final answer
    x = 53,002.03

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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.