Home / 40,644.08-60,959.84-15,680.49

Finding the Fourth Proportional to 40,644.08, 60,959.84 and 15,680.49

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Solution

The fourth proportional to 40,644.08, 60,959.84 and 15,680.49 is: 23,518.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,644.08 : 60,959.84 = 15,680.49 : x
  2. Step 2: Convert to fraction form
    40,644.08/60,959.84 = 15,680.49/x
  3. Step 3: Cross multiply
    40,644.08x = 60,959.84 × 15,680.49
  4. Step 4: Simplify right side
    40,644.08x = 955,880,083.12
  5. Step 5: Solve for x
    x = 955,880,083.12/40,644.08
  6. Step 6: Final answer
    x = 23,518.31

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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.