Home / 38,574.28-57,810.86-21,941.96

Finding the Fourth Proportional to 38,574.28, 57,810.86 and 21,941.96

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Solution

The fourth proportional to 38,574.28, 57,810.86 and 21,941.96 is: 32,884.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,574.28 : 57,810.86 = 21,941.96 : x
  2. Step 2: Convert to fraction form
    38,574.28/57,810.86 = 21,941.96/x
  3. Step 3: Cross multiply
    38,574.28x = 57,810.86 × 21,941.96
  4. Step 4: Simplify right side
    38,574.28x = 1,268,483,577.69
  5. Step 5: Solve for x
    x = 1,268,483,577.69/38,574.28
  6. Step 6: Final answer
    x = 32,884.18

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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.