Home / 25,937.66-38,907.27-10,142.06

Finding the Fourth Proportional to 25,937.66, 38,907.27 and 10,142.06

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Solution

The fourth proportional to 25,937.66, 38,907.27 and 10,142.06 is: 15,213.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,937.66 : 38,907.27 = 10,142.06 : x
  2. Step 2: Convert to fraction form
    25,937.66/38,907.27 = 10,142.06/x
  3. Step 3: Cross multiply
    25,937.66x = 38,907.27 × 10,142.06
  4. Step 4: Simplify right side
    25,937.66x = 394,599,866.78
  5. Step 5: Solve for x
    x = 394,599,866.78/25,937.66
  6. Step 6: Final answer
    x = 15,213.39

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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.