Home / 17,019.65-25,532.10-5,331.75

Finding the Fourth Proportional to 17,019.65, 25,532.10 and 5,331.75

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Solution

The fourth proportional to 17,019.65, 25,532.10 and 5,331.75 is: 7,998.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,019.65 : 25,532.10 = 5,331.75 : x
  2. Step 2: Convert to fraction form
    17,019.65/25,532.10 = 5,331.75/x
  3. Step 3: Cross multiply
    17,019.65x = 25,532.10 × 5,331.75
  4. Step 4: Simplify right side
    17,019.65x = 136,130,774.18
  5. Step 5: Solve for x
    x = 136,130,774.18/17,019.65
  6. Step 6: Final answer
    x = 7,998.45

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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.