Home / 26,869.94-40,304.92-20,641.10

Finding the Fourth Proportional to 26,869.94, 40,304.92 and 20,641.10

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Solution

The fourth proportional to 26,869.94, 40,304.92 and 20,641.10 is: 30,961.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,869.94 : 40,304.92 = 20,641.10 : x
  2. Step 2: Convert to fraction form
    26,869.94/40,304.92 = 20,641.10/x
  3. Step 3: Cross multiply
    26,869.94x = 40,304.92 × 20,641.10
  4. Step 4: Simplify right side
    26,869.94x = 831,937,884.21
  5. Step 5: Solve for x
    x = 831,937,884.21/26,869.94
  6. Step 6: Final answer
    x = 30,961.66

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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.