Home / 48,329.64-66,732.66-31,341.96

Finding the Fourth Proportional to 48,329.64, 66,732.66 and 31,341.96

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Solution

The fourth proportional to 48,329.64, 66,732.66 and 31,341.96 is: 43,276.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,329.64 : 66,732.66 = 31,341.96 : x
  2. Step 2: Convert to fraction form
    48,329.64/66,732.66 = 31,341.96/x
  3. Step 3: Cross multiply
    48,329.64x = 66,732.66 × 31,341.96
  4. Step 4: Simplify right side
    48,329.64x = 2,091,532,360.41
  5. Step 5: Solve for x
    x = 2,091,532,360.41/48,329.64
  6. Step 6: Final answer
    x = 43,276.39

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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.