Home / 17,209.98-25,812.53-5,521.68

Finding the Fourth Proportional to 17,209.98, 25,812.53 and 5,521.68

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Solution

The fourth proportional to 17,209.98, 25,812.53 and 5,521.68 is: 8,281.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,209.98 : 25,812.53 = 5,521.68 : x
  2. Step 2: Convert to fraction form
    17,209.98/25,812.53 = 5,521.68/x
  3. Step 3: Cross multiply
    17,209.98x = 25,812.53 × 5,521.68
  4. Step 4: Simplify right side
    17,209.98x = 142,528,530.65
  5. Step 5: Solve for x
    x = 142,528,530.65/17,209.98
  6. Step 6: Final answer
    x = 8,281.74

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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.