Home / 23,121.36-34,685.64-7,535.36

Finding the Fourth Proportional to 23,121.36, 34,685.64 and 7,535.36

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Solution

The fourth proportional to 23,121.36, 34,685.64 and 7,535.36 is: 11,304.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,121.36 : 34,685.64 = 7,535.36 : x
  2. Step 2: Convert to fraction form
    23,121.36/34,685.64 = 7,535.36/x
  3. Step 3: Cross multiply
    23,121.36x = 34,685.64 × 7,535.36
  4. Step 4: Simplify right side
    23,121.36x = 261,368,784.23
  5. Step 5: Solve for x
    x = 261,368,784.23/23,121.36
  6. Step 6: Final answer
    x = 11,304.21

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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.