Home / 26,187.31-36,138.61-14,250.57

Finding the Fourth Proportional to 26,187.31, 36,138.61 and 14,250.57

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Solution

The fourth proportional to 26,187.31, 36,138.61 and 14,250.57 is: 19,665.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,187.31 : 36,138.61 = 14,250.57 : x
  2. Step 2: Convert to fraction form
    26,187.31/36,138.61 = 14,250.57/x
  3. Step 3: Cross multiply
    26,187.31x = 36,138.61 × 14,250.57
  4. Step 4: Simplify right side
    26,187.31x = 514,995,791.51
  5. Step 5: Solve for x
    x = 514,995,791.51/26,187.31
  6. Step 6: Final answer
    x = 19,665.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.