Home / 23,436.31-35,145.60-7,637.20

Finding the Fourth Proportional to 23,436.31, 35,145.60 and 7,637.20

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Solution

The fourth proportional to 23,436.31, 35,145.60 and 7,637.20 is: 11,452.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,436.31 : 35,145.60 = 7,637.20 : x
  2. Step 2: Convert to fraction form
    23,436.31/35,145.60 = 7,637.20/x
  3. Step 3: Cross multiply
    23,436.31x = 35,145.60 × 7,637.20
  4. Step 4: Simplify right side
    23,436.31x = 268,413,976.32
  5. Step 5: Solve for x
    x = 268,413,976.32/23,436.31
  6. Step 6: Final answer
    x = 11,452.91

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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.