Home / 25,209.23-37,812.31-11,165.13

Finding the Fourth Proportional to 25,209.23, 37,812.31 and 11,165.13

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Solution

The fourth proportional to 25,209.23, 37,812.31 and 11,165.13 is: 16,747.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,209.23 : 37,812.31 = 11,165.13 : x
  2. Step 2: Convert to fraction form
    25,209.23/37,812.31 = 11,165.13/x
  3. Step 3: Cross multiply
    25,209.23x = 37,812.31 × 11,165.13
  4. Step 4: Simplify right side
    25,209.23x = 422,179,328.84
  5. Step 5: Solve for x
    x = 422,179,328.84/25,209.23
  6. Step 6: Final answer
    x = 16,747.02

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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.