Home / 15,587.68-23,383.44-5,197.12

Finding the Fourth Proportional to 15,587.68, 23,383.44 and 5,197.12

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Solution

The fourth proportional to 15,587.68, 23,383.44 and 5,197.12 is: 7,796.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,587.68 : 23,383.44 = 5,197.12 : x
  2. Step 2: Convert to fraction form
    15,587.68/23,383.44 = 5,197.12/x
  3. Step 3: Cross multiply
    15,587.68x = 23,383.44 × 5,197.12
  4. Step 4: Simplify right side
    15,587.68x = 121,526,543.69
  5. Step 5: Solve for x
    x = 121,526,543.69/15,587.68
  6. Step 6: Final answer
    x = 7,796.32

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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.