Home / 43,564.53-60,109.89-28,479.30

Finding the Fourth Proportional to 43,564.53, 60,109.89 and 28,479.30

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Solution

The fourth proportional to 43,564.53, 60,109.89 and 28,479.30 is: 39,295.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,564.53 : 60,109.89 = 28,479.30 : x
  2. Step 2: Convert to fraction form
    43,564.53/60,109.89 = 28,479.30/x
  3. Step 3: Cross multiply
    43,564.53x = 60,109.89 × 28,479.30
  4. Step 4: Simplify right side
    43,564.53x = 1,711,887,590.28
  5. Step 5: Solve for x
    x = 1,711,887,590.28/43,564.53
  6. Step 6: Final answer
    x = 39,295.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.