Home / 17,173.65-25,645.86-13,433.88

Finding the Fourth Proportional to 17,173.65, 25,645.86 and 13,433.88

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Solution

The fourth proportional to 17,173.65, 25,645.86 and 13,433.88 is: 20,061.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,173.65 : 25,645.86 = 13,433.88 : x
  2. Step 2: Convert to fraction form
    17,173.65/25,645.86 = 13,433.88/x
  3. Step 3: Cross multiply
    17,173.65x = 25,645.86 × 13,433.88
  4. Step 4: Simplify right side
    17,173.65x = 344,523,405.74
  5. Step 5: Solve for x
    x = 344,523,405.74/17,173.65
  6. Step 6: Final answer
    x = 20,061.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.