Home / 45,109.60-62,229.33-29,802.15

Finding the Fourth Proportional to 45,109.60, 62,229.33 and 29,802.15

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Solution

The fourth proportional to 45,109.60, 62,229.33 and 29,802.15 is: 41,112.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,109.60 : 62,229.33 = 29,802.15 : x
  2. Step 2: Convert to fraction form
    45,109.60/62,229.33 = 29,802.15/x
  3. Step 3: Cross multiply
    45,109.60x = 62,229.33 × 29,802.15
  4. Step 4: Simplify right side
    45,109.60x = 1,854,567,827.06
  5. Step 5: Solve for x
    x = 1,854,567,827.06/45,109.60
  6. Step 6: Final answer
    x = 41,112.49

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1.5x scale

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.