Home / 26,188.49-36,140.09-14,251.80

Finding the Fourth Proportional to 26,188.49, 36,140.09 and 14,251.80

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Solution

The fourth proportional to 26,188.49, 36,140.09 and 14,251.80 is: 19,667.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,188.49 : 36,140.09 = 14,251.80 : x
  2. Step 2: Convert to fraction form
    26,188.49/36,140.09 = 14,251.80/x
  3. Step 3: Cross multiply
    26,188.49x = 36,140.09 × 14,251.80
  4. Step 4: Simplify right side
    26,188.49x = 515,061,263.40
  5. Step 5: Solve for x
    x = 515,061,263.40/26,188.49
  6. Step 6: Final answer
    x = 19,667.47

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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.