Home / 16,455.80-24,686.67-5,361.50

Finding the Fourth Proportional to 16,455.80, 24,686.67 and 5,361.50

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Solution

The fourth proportional to 16,455.80, 24,686.67 and 5,361.50 is: 8,043.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,455.80 : 24,686.67 = 5,361.50 : x
  2. Step 2: Convert to fraction form
    16,455.80/24,686.67 = 5,361.50/x
  3. Step 3: Cross multiply
    16,455.80x = 24,686.67 × 5,361.50
  4. Step 4: Simplify right side
    16,455.80x = 132,357,581.21
  5. Step 5: Solve for x
    x = 132,357,581.21/16,455.80
  6. Step 6: Final answer
    x = 8,043.22

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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.