Home / 15,751.18-23,628.59-5,222.13

Finding the Fourth Proportional to 15,751.18, 23,628.59 and 5,222.13

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Solution

The fourth proportional to 15,751.18, 23,628.59 and 5,222.13 is: 7,833.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,751.18 : 23,628.59 = 5,222.13 : x
  2. Step 2: Convert to fraction form
    15,751.18/23,628.59 = 5,222.13/x
  3. Step 3: Cross multiply
    15,751.18x = 23,628.59 × 5,222.13
  4. Step 4: Simplify right side
    15,751.18x = 123,391,568.70
  5. Step 5: Solve for x
    x = 123,391,568.70/15,751.18
  6. Step 6: Final answer
    x = 7,833.80

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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.