Home / 41,955.12-62,873.90-20,875.18

Finding the Fourth Proportional to 41,955.12, 62,873.90 and 20,875.18

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Solution

The fourth proportional to 41,955.12, 62,873.90 and 20,875.18 is: 31,283.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,955.12 : 62,873.90 = 20,875.18 : x
  2. Step 2: Convert to fraction form
    41,955.12/62,873.90 = 20,875.18/x
  3. Step 3: Cross multiply
    41,955.12x = 62,873.90 × 20,875.18
  4. Step 4: Simplify right side
    41,955.12x = 1,312,503,979.80
  5. Step 5: Solve for x
    x = 1,312,503,979.80/41,955.12
  6. Step 6: Final answer
    x = 31,283.52

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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.