Home / 47,328.66-65,292.87-31,175.10

Finding the Fourth Proportional to 47,328.66, 65,292.87 and 31,175.10

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Solution

The fourth proportional to 47,328.66, 65,292.87 and 31,175.10 is: 43,008.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,328.66 : 65,292.87 = 31,175.10 : x
  2. Step 2: Convert to fraction form
    47,328.66/65,292.87 = 31,175.10/x
  3. Step 3: Cross multiply
    47,328.66x = 65,292.87 × 31,175.10
  4. Step 4: Simplify right side
    47,328.66x = 2,035,511,751.54
  5. Step 5: Solve for x
    x = 2,035,511,751.54/47,328.66
  6. Step 6: Final answer
    x = 43,008.02

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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.