Home / 57,585.60-79,464.92-31,743.32

Finding the Fourth Proportional to 57,585.60, 79,464.92 and 31,743.32

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Solution

The fourth proportional to 57,585.60, 79,464.92 and 31,743.32 is: 43,804.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,585.60 : 79,464.92 = 31,743.32 : x
  2. Step 2: Convert to fraction form
    57,585.60/79,464.92 = 31,743.32/x
  3. Step 3: Cross multiply
    57,585.60x = 79,464.92 × 31,743.32
  4. Step 4: Simplify right side
    57,585.60x = 2,522,479,828.29
  5. Step 5: Solve for x
    x = 2,522,479,828.29/57,585.60
  6. Step 6: Final answer
    x = 43,804.00

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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.