Home / 26,504.85-39,757.30-12,454.57

Finding the Fourth Proportional to 26,504.85, 39,757.30 and 12,454.57

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Solution

The fourth proportional to 26,504.85, 39,757.30 and 12,454.57 is: 18,681.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,504.85 : 39,757.30 = 12,454.57 : x
  2. Step 2: Convert to fraction form
    26,504.85/39,757.30 = 12,454.57/x
  3. Step 3: Cross multiply
    26,504.85x = 39,757.30 × 12,454.57
  4. Step 4: Simplify right side
    26,504.85x = 495,160,094.42
  5. Step 5: Solve for x
    x = 495,160,094.42/26,504.85
  6. Step 6: Final answer
    x = 18,681.86

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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.