Home / 26,314.91-39,478.57-8,545.51

Finding the Fourth Proportional to 26,314.91, 39,478.57 and 8,545.51

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Solution

The fourth proportional to 26,314.91, 39,478.57 and 8,545.51 is: 12,820.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,314.91 : 39,478.57 = 8,545.51 : x
  2. Step 2: Convert to fraction form
    26,314.91/39,478.57 = 8,545.51/x
  3. Step 3: Cross multiply
    26,314.91x = 39,478.57 × 8,545.51
  4. Step 4: Simplify right side
    26,314.91x = 337,364,514.72
  5. Step 5: Solve for x
    x = 337,364,514.72/26,314.91
  6. Step 6: Final answer
    x = 12,820.28

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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.