Home / 39,550-54,577.40-23,643.24

Finding the Fourth Proportional to 39,550, 54,577.40 and 23,643.24

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Solution

The fourth proportional to 39,550, 54,577.40 and 23,643.24 is: 32,626.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,550 : 54,577.40 = 23,643.24 : x
  2. Step 2: Convert to fraction form
    39,550/54,577.40 = 23,643.24/x
  3. Step 3: Cross multiply
    39,550x = 54,577.40 × 23,643.24
  4. Step 4: Simplify right side
    39,550x = 1,290,386,566.78
  5. Step 5: Solve for x
    x = 1,290,386,566.78/39,550
  6. Step 6: Final answer
    x = 32,626.71

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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.