Home / 17,821.50-26,728.00-5,975.69

Finding the Fourth Proportional to 17,821.50, 26,728.00 and 5,975.69

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Solution

The fourth proportional to 17,821.50, 26,728.00 and 5,975.69 is: 8,962.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,821.50 : 26,728.00 = 5,975.69 : x
  2. Step 2: Convert to fraction form
    17,821.50/26,728.00 = 5,975.69/x
  3. Step 3: Cross multiply
    17,821.50x = 26,728.00 × 5,975.69
  4. Step 4: Simplify right side
    17,821.50x = 159,718,294.20
  5. Step 5: Solve for x
    x = 159,718,294.20/17,821.50
  6. Step 6: Final answer
    x = 8,962.11

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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.