Home / 43,800.29-65,710.77-14,215.85

Finding the Fourth Proportional to 43,800.29, 65,710.77 and 14,215.85

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Solution

The fourth proportional to 43,800.29, 65,710.77 and 14,215.85 is: 21,327.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,800.29 : 65,710.77 = 14,215.85 : x
  2. Step 2: Convert to fraction form
    43,800.29/65,710.77 = 14,215.85/x
  3. Step 3: Cross multiply
    43,800.29x = 65,710.77 × 14,215.85
  4. Step 4: Simplify right side
    43,800.29x = 934,134,560.67
  5. Step 5: Solve for x
    x = 934,134,560.67/43,800.29
  6. Step 6: Final answer
    x = 21,327.13

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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.