Home / 15,032.22-22,543.38-5,171.28

Finding the Fourth Proportional to 15,032.22, 22,543.38 and 5,171.28

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Solution

The fourth proportional to 15,032.22, 22,543.38 and 5,171.28 is: 7,755.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,032.22 : 22,543.38 = 5,171.28 : x
  2. Step 2: Convert to fraction form
    15,032.22/22,543.38 = 5,171.28/x
  3. Step 3: Cross multiply
    15,032.22x = 22,543.38 × 5,171.28
  4. Step 4: Simplify right side
    15,032.22x = 116,578,130.13
  5. Step 5: Solve for x
    x = 116,578,130.13/15,032.22
  6. Step 6: Final answer
    x = 7,755.22

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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.