Home / 38,316.80-57,475.20-27,948.80

Finding the Fourth Proportional to 38,316.80, 57,475.20 and 27,948.80

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Solution

The fourth proportional to 38,316.80, 57,475.20 and 27,948.80 is: 41,923.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,316.80 : 57,475.20 = 27,948.80 : x
  2. Step 2: Convert to fraction form
    38,316.80/57,475.20 = 27,948.80/x
  3. Step 3: Cross multiply
    38,316.80x = 57,475.20 × 27,948.80
  4. Step 4: Simplify right side
    38,316.80x = 1,606,362,869.76
  5. Step 5: Solve for x
    x = 1,606,362,869.76/38,316.80
  6. Step 6: Final answer
    x = 41,923.20

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1.5x scale

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.