Home / 26,218.82-36,182.68-14,887.89

Finding the Fourth Proportional to 26,218.82, 36,182.68 and 14,887.89

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Solution

The fourth proportional to 26,218.82, 36,182.68 and 14,887.89 is: 20,545.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,218.82 : 36,182.68 = 14,887.89 : x
  2. Step 2: Convert to fraction form
    26,218.82/36,182.68 = 14,887.89/x
  3. Step 3: Cross multiply
    26,218.82x = 36,182.68 × 14,887.89
  4. Step 4: Simplify right side
    26,218.82x = 538,683,722.53
  5. Step 5: Solve for x
    x = 538,683,722.53/26,218.82
  6. Step 6: Final answer
    x = 20,545.69

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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.