Home / 32,881.66-45,376.56-18,734.62

Finding the Fourth Proportional to 32,881.66, 45,376.56 and 18,734.62

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Solution

The fourth proportional to 32,881.66, 45,376.56 and 18,734.62 is: 25,853.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,881.66 : 45,376.56 = 18,734.62 : x
  2. Step 2: Convert to fraction form
    32,881.66/45,376.56 = 18,734.62/x
  3. Step 3: Cross multiply
    32,881.66x = 45,376.56 × 18,734.62
  4. Step 4: Simplify right side
    32,881.66x = 850,112,608.51
  5. Step 5: Solve for x
    x = 850,112,608.51/32,881.66
  6. Step 6: Final answer
    x = 25,853.70

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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.