Home / 30,189.29-45,241.74-25,723.62

Finding the Fourth Proportional to 30,189.29, 45,241.74 and 25,723.62

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Solution

The fourth proportional to 30,189.29, 45,241.74 and 25,723.62 is: 38,549.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,189.29 : 45,241.74 = 25,723.62 : x
  2. Step 2: Convert to fraction form
    30,189.29/45,241.74 = 25,723.62/x
  3. Step 3: Cross multiply
    30,189.29x = 45,241.74 × 25,723.62
  4. Step 4: Simplify right side
    30,189.29x = 1,163,781,327.90
  5. Step 5: Solve for x
    x = 1,163,781,327.90/30,189.29
  6. Step 6: Final answer
    x = 38,549.48

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1.5x scale

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.