Home / 25,169.93-37,730.25-10,391.28

Finding the Fourth Proportional to 25,169.93, 37,730.25 and 10,391.28

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Solution

The fourth proportional to 25,169.93, 37,730.25 and 10,391.28 is: 15,576.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,169.93 : 37,730.25 = 10,391.28 : x
  2. Step 2: Convert to fraction form
    25,169.93/37,730.25 = 10,391.28/x
  3. Step 3: Cross multiply
    25,169.93x = 37,730.25 × 10,391.28
  4. Step 4: Simplify right side
    25,169.93x = 392,065,592.22
  5. Step 5: Solve for x
    x = 392,065,592.22/25,169.93
  6. Step 6: Final answer
    x = 15,576.75

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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.