Home / 53,448.31-80,152.34-21,841.45

Finding the Fourth Proportional to 53,448.31, 80,152.34 and 21,841.45

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Solution

The fourth proportional to 53,448.31, 80,152.34 and 21,841.45 is: 32,753.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,448.31 : 80,152.34 = 21,841.45 : x
  2. Step 2: Convert to fraction form
    53,448.31/80,152.34 = 21,841.45/x
  3. Step 3: Cross multiply
    53,448.31x = 80,152.34 × 21,841.45
  4. Step 4: Simplify right side
    53,448.31x = 1,750,643,016.90
  5. Step 5: Solve for x
    x = 1,750,643,016.90/53,448.31
  6. Step 6: Final answer
    x = 32,753.95

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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.