Home / 16,391.34-24,567.56-8,999.28

Finding the Fourth Proportional to 16,391.34, 24,567.56 and 8,999.28

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Solution

The fourth proportional to 16,391.34, 24,567.56 and 8,999.28 is: 13,488.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,391.34 : 24,567.56 = 8,999.28 : x
  2. Step 2: Convert to fraction form
    16,391.34/24,567.56 = 8,999.28/x
  3. Step 3: Cross multiply
    16,391.34x = 24,567.56 × 8,999.28
  4. Step 4: Simplify right side
    16,391.34x = 221,090,351.36
  5. Step 5: Solve for x
    x = 221,090,351.36/16,391.34
  6. Step 6: Final answer
    x = 13,488.24

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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.