Home / 43,966.70-65,949.47-10,686.66

Finding the Fourth Proportional to 43,966.70, 65,949.47 and 10,686.66

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Solution

The fourth proportional to 43,966.70, 65,949.47 and 10,686.66 is: 16,029.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,966.70 : 65,949.47 = 10,686.66 : x
  2. Step 2: Convert to fraction form
    43,966.70/65,949.47 = 10,686.66/x
  3. Step 3: Cross multiply
    43,966.70x = 65,949.47 × 10,686.66
  4. Step 4: Simplify right side
    43,966.70x = 704,779,509.64
  5. Step 5: Solve for x
    x = 704,779,509.64/43,966.70
  6. Step 6: Final answer
    x = 16,029.85

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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.