Home / 26,218.44-36,178.34-14,887.85

Finding the Fourth Proportional to 26,218.44, 36,178.34 and 14,887.85

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Solution

The fourth proportional to 26,218.44, 36,178.34 and 14,887.85 is: 20,543.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,218.44 : 36,178.34 = 14,887.85 : x
  2. Step 2: Convert to fraction form
    26,218.44/36,178.34 = 14,887.85/x
  3. Step 3: Cross multiply
    26,218.44x = 36,178.34 × 14,887.85
  4. Step 4: Simplify right side
    26,218.44x = 538,617,443.84
  5. Step 5: Solve for x
    x = 538,617,443.84/26,218.44
  6. Step 6: Final answer
    x = 20,543.46

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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.