Home / 23,638.47-35,445.62-7,837.80

Finding the Fourth Proportional to 23,638.47, 35,445.62 and 7,837.80

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Solution

The fourth proportional to 23,638.47, 35,445.62 and 7,837.80 is: 11,752.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,638.47 : 35,445.62 = 7,837.80 : x
  2. Step 2: Convert to fraction form
    23,638.47/35,445.62 = 7,837.80/x
  3. Step 3: Cross multiply
    23,638.47x = 35,445.62 × 7,837.80
  4. Step 4: Simplify right side
    23,638.47x = 277,815,641.25
  5. Step 5: Solve for x
    x = 277,815,641.25/23,638.47
  6. Step 6: Final answer
    x = 11,752.69

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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.