Home / 26,145.18-39,223.89-8,614.35

Finding the Fourth Proportional to 26,145.18, 39,223.89 and 8,614.35

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Solution

The fourth proportional to 26,145.18, 39,223.89 and 8,614.35 is: 12,923.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,145.18 : 39,223.89 = 8,614.35 : x
  2. Step 2: Convert to fraction form
    26,145.18/39,223.89 = 8,614.35/x
  3. Step 3: Cross multiply
    26,145.18x = 39,223.89 × 8,614.35
  4. Step 4: Simplify right side
    26,145.18x = 337,888,316.82
  5. Step 5: Solve for x
    x = 337,888,316.82/26,145.18
  6. Step 6: Final answer
    x = 12,923.54

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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.