Home / 38,241.04-52,771.16-21,246.36

Finding the Fourth Proportional to 38,241.04, 52,771.16 and 21,246.36

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Solution

The fourth proportional to 38,241.04, 52,771.16 and 21,246.36 is: 29,319.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,241.04 : 52,771.16 = 21,246.36 : x
  2. Step 2: Convert to fraction form
    38,241.04/52,771.16 = 21,246.36/x
  3. Step 3: Cross multiply
    38,241.04x = 52,771.16 × 21,246.36
  4. Step 4: Simplify right side
    38,241.04x = 1,121,195,062.98
  5. Step 5: Solve for x
    x = 1,121,195,062.98/38,241.04
  6. Step 6: Final answer
    x = 29,319.16

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1.5x scale

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.