Home / 38,442.68-57,643.96-14,743.16

Finding the Fourth Proportional to 38,442.68, 57,643.96 and 14,743.16

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Solution

The fourth proportional to 38,442.68, 57,643.96 and 14,743.16 is: 22,107.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,442.68 : 57,643.96 = 14,743.16 : x
  2. Step 2: Convert to fraction form
    38,442.68/57,643.96 = 14,743.16/x
  3. Step 3: Cross multiply
    38,442.68x = 57,643.96 × 14,743.16
  4. Step 4: Simplify right side
    38,442.68x = 849,854,125.31
  5. Step 5: Solve for x
    x = 849,854,125.31/38,442.68
  6. Step 6: Final answer
    x = 22,107.05

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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.