Home / 26,073.40-39,110.10-8,543.80

Finding the Fourth Proportional to 26,073.40, 39,110.10 and 8,543.80

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Solution

The fourth proportional to 26,073.40, 39,110.10 and 8,543.80 is: 12,815.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,073.40 : 39,110.10 = 8,543.80 : x
  2. Step 2: Convert to fraction form
    26,073.40/39,110.10 = 8,543.80/x
  3. Step 3: Cross multiply
    26,073.40x = 39,110.10 × 8,543.80
  4. Step 4: Simplify right side
    26,073.40x = 334,148,872.38
  5. Step 5: Solve for x
    x = 334,148,872.38/26,073.40
  6. Step 6: Final answer
    x = 12,815.70

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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.