Home / 40,268.62-60,398.23-10,688.75

Finding the Fourth Proportional to 40,268.62, 60,398.23 and 10,688.75

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Solution

The fourth proportional to 40,268.62, 60,398.23 and 10,688.75 is: 16,031.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,268.62 : 60,398.23 = 10,688.75 : x
  2. Step 2: Convert to fraction form
    40,268.62/60,398.23 = 10,688.75/x
  3. Step 3: Cross multiply
    40,268.62x = 60,398.23 × 10,688.75
  4. Step 4: Simplify right side
    40,268.62x = 645,581,403.20
  5. Step 5: Solve for x
    x = 645,581,403.20/40,268.62
  6. Step 6: Final answer
    x = 16,031.88

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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.