Home / 26,250.78-39,381.24-8,486.22

Finding the Fourth Proportional to 26,250.78, 39,381.24 and 8,486.22

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Solution

The fourth proportional to 26,250.78, 39,381.24 and 8,486.22 is: 12,730.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,250.78 : 39,381.24 = 8,486.22 : x
  2. Step 2: Convert to fraction form
    26,250.78/39,381.24 = 8,486.22/x
  3. Step 3: Cross multiply
    26,250.78x = 39,381.24 × 8,486.22
  4. Step 4: Simplify right side
    26,250.78x = 334,197,866.51
  5. Step 5: Solve for x
    x = 334,197,866.51/26,250.78
  6. Step 6: Final answer
    x = 12,730.97

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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.