Home / 15,028.10-22,543.37-5,167.38

Finding the Fourth Proportional to 15,028.10, 22,543.37 and 5,167.38

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Solution

The fourth proportional to 15,028.10, 22,543.37 and 5,167.38 is: 7,751.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,028.10 : 22,543.37 = 5,167.38 : x
  2. Step 2: Convert to fraction form
    15,028.10/22,543.37 = 5,167.38/x
  3. Step 3: Cross multiply
    15,028.10x = 22,543.37 × 5,167.38
  4. Step 4: Simplify right side
    15,028.10x = 116,490,133.43
  5. Step 5: Solve for x
    x = 116,490,133.43/15,028.10
  6. Step 6: Final answer
    x = 7,751.49

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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.