Home / 26,188.63-36,139.71-14,251.99

Finding the Fourth Proportional to 26,188.63, 36,139.71 and 14,251.99

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Solution

The fourth proportional to 26,188.63, 36,139.71 and 14,251.99 is: 19,667.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,188.63 : 36,139.71 = 14,251.99 : x
  2. Step 2: Convert to fraction form
    26,188.63/36,139.71 = 14,251.99/x
  3. Step 3: Cross multiply
    26,188.63x = 36,139.71 × 14,251.99
  4. Step 4: Simplify right side
    26,188.63x = 515,062,785.52
  5. Step 5: Solve for x
    x = 515,062,785.52/26,188.63
  6. Step 6: Final answer
    x = 19,667.42

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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.