Home / 66,455.11-99,682.98-16,535.17

Finding the Fourth Proportional to 66,455.11, 99,682.98 and 16,535.17

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Solution

The fourth proportional to 66,455.11, 99,682.98 and 16,535.17 is: 24,802.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,455.11 : 99,682.98 = 16,535.17 : x
  2. Step 2: Convert to fraction form
    66,455.11/99,682.98 = 16,535.17/x
  3. Step 3: Cross multiply
    66,455.11x = 99,682.98 × 16,535.17
  4. Step 4: Simplify right side
    66,455.11x = 1,648,275,020.41
  5. Step 5: Solve for x
    x = 1,648,275,020.41/66,455.11
  6. Step 6: Final answer
    x = 24,802.83

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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.