Home / 15,820.48-23,728.56-4,134.52

Finding the Fourth Proportional to 15,820.48, 23,728.56 and 4,134.52

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Solution

The fourth proportional to 15,820.48, 23,728.56 and 4,134.52 is: 6,201.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,820.48 : 23,728.56 = 4,134.52 : x
  2. Step 2: Convert to fraction form
    15,820.48/23,728.56 = 4,134.52/x
  3. Step 3: Cross multiply
    15,820.48x = 23,728.56 × 4,134.52
  4. Step 4: Simplify right side
    15,820.48x = 98,106,205.89
  5. Step 5: Solve for x
    x = 98,106,205.89/15,820.48
  6. Step 6: Final answer
    x = 6,201.22

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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.