Home / 25,189.04-37,734.24-19,316.90

Finding the Fourth Proportional to 25,189.04, 37,734.24 and 19,316.90

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Solution

The fourth proportional to 25,189.04, 37,734.24 and 19,316.90 is: 28,937.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,189.04 : 37,734.24 = 19,316.90 : x
  2. Step 2: Convert to fraction form
    25,189.04/37,734.24 = 19,316.90/x
  3. Step 3: Cross multiply
    25,189.04x = 37,734.24 × 19,316.90
  4. Step 4: Simplify right side
    25,189.04x = 728,908,540.66
  5. Step 5: Solve for x
    x = 728,908,540.66/25,189.04
  6. Step 6: Final answer
    x = 28,937.53

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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.