Home / 26,216.66-36,178.75-14,279.90

Finding the Fourth Proportional to 26,216.66, 36,178.75 and 14,279.90

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Solution

The fourth proportional to 26,216.66, 36,178.75 and 14,279.90 is: 19,706.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,216.66 : 36,178.75 = 14,279.90 : x
  2. Step 2: Convert to fraction form
    26,216.66/36,178.75 = 14,279.90/x
  3. Step 3: Cross multiply
    26,216.66x = 36,178.75 × 14,279.90
  4. Step 4: Simplify right side
    26,216.66x = 516,628,769.08
  5. Step 5: Solve for x
    x = 516,628,769.08/26,216.66
  6. Step 6: Final answer
    x = 19,706.12

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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.