Home / 35,171.40-48,559.17-31,388.07

Finding the Fourth Proportional to 35,171.40, 48,559.17 and 31,388.07

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Solution

The fourth proportional to 35,171.40, 48,559.17 and 31,388.07 is: 43,335.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,171.40 : 48,559.17 = 31,388.07 : x
  2. Step 2: Convert to fraction form
    35,171.40/48,559.17 = 31,388.07/x
  3. Step 3: Cross multiply
    35,171.40x = 48,559.17 × 31,388.07
  4. Step 4: Simplify right side
    35,171.40x = 1,524,178,627.10
  5. Step 5: Solve for x
    x = 1,524,178,627.10/35,171.40
  6. Step 6: Final answer
    x = 43,335.74

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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.