Home / 26,306.12-36,300.97-14,978.38

Finding the Fourth Proportional to 26,306.12, 36,300.97 and 14,978.38

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Solution

The fourth proportional to 26,306.12, 36,300.97 and 14,978.38 is: 20,669.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,306.12 : 36,300.97 = 14,978.38 : x
  2. Step 2: Convert to fraction form
    26,306.12/36,300.97 = 14,978.38/x
  3. Step 3: Cross multiply
    26,306.12x = 36,300.97 × 14,978.38
  4. Step 4: Simplify right side
    26,306.12x = 543,729,723.03
  5. Step 5: Solve for x
    x = 543,729,723.03/26,306.12
  6. Step 6: Final answer
    x = 20,669.32

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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.