Home / 26,359.68-39,534.96-12,320.97

Finding the Fourth Proportional to 26,359.68, 39,534.96 and 12,320.97

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Solution

The fourth proportional to 26,359.68, 39,534.96 and 12,320.97 is: 18,479.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,359.68 : 39,534.96 = 12,320.97 : x
  2. Step 2: Convert to fraction form
    26,359.68/39,534.96 = 12,320.97/x
  3. Step 3: Cross multiply
    26,359.68x = 39,534.96 × 12,320.97
  4. Step 4: Simplify right side
    26,359.68x = 487,109,056.11
  5. Step 5: Solve for x
    x = 487,109,056.11/26,359.68
  6. Step 6: Final answer
    x = 18,479.32

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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.