Home / 23,988.49-35,974.09-10,138.57

Finding the Fourth Proportional to 23,988.49, 35,974.09 and 10,138.57

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Solution

The fourth proportional to 23,988.49, 35,974.09 and 10,138.57 is: 15,204.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,988.49 : 35,974.09 = 10,138.57 : x
  2. Step 2: Convert to fraction form
    23,988.49/35,974.09 = 10,138.57/x
  3. Step 3: Cross multiply
    23,988.49x = 35,974.09 × 10,138.57
  4. Step 4: Simplify right side
    23,988.49x = 364,725,829.65
  5. Step 5: Solve for x
    x = 364,725,829.65/23,988.49
  6. Step 6: Final answer
    x = 15,204.20

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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.