Home / 25,239.08-37,863.06-10,439.70

Finding the Fourth Proportional to 25,239.08, 37,863.06 and 10,439.70

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Solution

The fourth proportional to 25,239.08, 37,863.06 and 10,439.70 is: 15,661.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,239.08 : 37,863.06 = 10,439.70 : x
  2. Step 2: Convert to fraction form
    25,239.08/37,863.06 = 10,439.70/x
  3. Step 3: Cross multiply
    25,239.08x = 37,863.06 × 10,439.70
  4. Step 4: Simplify right side
    25,239.08x = 395,278,987.48
  5. Step 5: Solve for x
    x = 395,278,987.48/25,239.08
  6. Step 6: Final answer
    x = 15,661.39

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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.