Home / 40,983.01-61,378.83-31,548.17

Finding the Fourth Proportional to 40,983.01, 61,378.83 and 31,548.17

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Solution

The fourth proportional to 40,983.01, 61,378.83 and 31,548.17 is: 47,248.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,983.01 : 61,378.83 = 31,548.17 : x
  2. Step 2: Convert to fraction form
    40,983.01/61,378.83 = 31,548.17/x
  3. Step 3: Cross multiply
    40,983.01x = 61,378.83 × 31,548.17
  4. Step 4: Simplify right side
    40,983.01x = 1,936,389,763.24
  5. Step 5: Solve for x
    x = 1,936,389,763.24/40,983.01
  6. Step 6: Final answer
    x = 47,248.60

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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.