Home / 25,281.41-37,920.69-7,751.18

Finding the Fourth Proportional to 25,281.41, 37,920.69 and 7,751.18

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Solution

The fourth proportional to 25,281.41, 37,920.69 and 7,751.18 is: 11,626.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,281.41 : 37,920.69 = 7,751.18 : x
  2. Step 2: Convert to fraction form
    25,281.41/37,920.69 = 7,751.18/x
  3. Step 3: Cross multiply
    25,281.41x = 37,920.69 × 7,751.18
  4. Step 4: Simplify right side
    25,281.41x = 293,930,188.72
  5. Step 5: Solve for x
    x = 293,930,188.72/25,281.41
  6. Step 6: Final answer
    x = 11,626.34

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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.