Home / 26,187.80-36,139.95-14,251.93

Finding the Fourth Proportional to 26,187.80, 36,139.95 and 14,251.93

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Solution

The fourth proportional to 26,187.80, 36,139.95 and 14,251.93 is: 19,668.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,187.80 : 36,139.95 = 14,251.93 : x
  2. Step 2: Convert to fraction form
    26,187.80/36,139.95 = 14,251.93/x
  3. Step 3: Cross multiply
    26,187.80x = 36,139.95 × 14,251.93
  4. Step 4: Simplify right side
    26,187.80x = 515,063,947.25
  5. Step 5: Solve for x
    x = 515,063,947.25/26,187.80
  6. Step 6: Final answer
    x = 19,668.09

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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.