Home / 15,887.47-23,829.38-4,201.60

Finding the Fourth Proportional to 15,887.47, 23,829.38 and 4,201.60

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Solution

The fourth proportional to 15,887.47, 23,829.38 and 4,201.60 is: 6,301.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,887.47 : 23,829.38 = 4,201.60 : x
  2. Step 2: Convert to fraction form
    15,887.47/23,829.38 = 4,201.60/x
  3. Step 3: Cross multiply
    15,887.47x = 23,829.38 × 4,201.60
  4. Step 4: Simplify right side
    15,887.47x = 100,121,523.01
  5. Step 5: Solve for x
    x = 100,121,523.01/15,887.47
  6. Step 6: Final answer
    x = 6,301.92

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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.