Home / 45,423.36-68,144.15-15,833.25

Finding the Fourth Proportional to 45,423.36, 68,144.15 and 15,833.25

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Solution

The fourth proportional to 45,423.36, 68,144.15 and 15,833.25 is: 23,753.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,423.36 : 68,144.15 = 15,833.25 : x
  2. Step 2: Convert to fraction form
    45,423.36/68,144.15 = 15,833.25/x
  3. Step 3: Cross multiply
    45,423.36x = 68,144.15 × 15,833.25
  4. Step 4: Simplify right side
    45,423.36x = 1,078,943,402.57
  5. Step 5: Solve for x
    x = 1,078,943,402.57/45,423.36
  6. Step 6: Final answer
    x = 23,753.05

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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.