Home / 15,843.07-23,761.16-4,746.78

Finding the Fourth Proportional to 15,843.07, 23,761.16 and 4,746.78

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Solution

The fourth proportional to 15,843.07, 23,761.16 and 4,746.78 is: 7,119.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,843.07 : 23,761.16 = 4,746.78 : x
  2. Step 2: Convert to fraction form
    15,843.07/23,761.16 = 4,746.78/x
  3. Step 3: Cross multiply
    15,843.07x = 23,761.16 × 4,746.78
  4. Step 4: Simplify right side
    15,843.07x = 112,788,975.33
  5. Step 5: Solve for x
    x = 112,788,975.33/15,843.07
  6. Step 6: Final answer
    x = 7,119.14

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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.