Home / 44,208.72-66,318.84-16,128.72

Finding the Fourth Proportional to 44,208.72, 66,318.84 and 16,128.72

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Solution

The fourth proportional to 44,208.72, 66,318.84 and 16,128.72 is: 24,195.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,208.72 : 66,318.84 = 16,128.72 : x
  2. Step 2: Convert to fraction form
    44,208.72/66,318.84 = 16,128.72/x
  3. Step 3: Cross multiply
    44,208.72x = 66,318.84 × 16,128.72
  4. Step 4: Simplify right side
    44,208.72x = 1,069,638,001.08
  5. Step 5: Solve for x
    x = 1,069,638,001.08/44,208.72
  6. Step 6: Final answer
    x = 24,195.18

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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.