Home / 26,021.12-39,019.50-9,378.95

Finding the Fourth Proportional to 26,021.12, 39,019.50 and 9,378.95

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Solution

The fourth proportional to 26,021.12, 39,019.50 and 9,378.95 is: 14,064.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,021.12 : 39,019.50 = 9,378.95 : x
  2. Step 2: Convert to fraction form
    26,021.12/39,019.50 = 9,378.95/x
  3. Step 3: Cross multiply
    26,021.12x = 39,019.50 × 9,378.95
  4. Step 4: Simplify right side
    26,021.12x = 365,962,037.07
  5. Step 5: Solve for x
    x = 365,962,037.07/26,021.12
  6. Step 6: Final answer
    x = 14,064.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.