Home / 17,751.07-26,630.25-6,657.72

Finding the Fourth Proportional to 17,751.07, 26,630.25 and 6,657.72

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Solution

The fourth proportional to 17,751.07, 26,630.25 and 6,657.72 is: 9,987.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,751.07 : 26,630.25 = 6,657.72 : x
  2. Step 2: Convert to fraction form
    17,751.07/26,630.25 = 6,657.72/x
  3. Step 3: Cross multiply
    17,751.07x = 26,630.25 × 6,657.72
  4. Step 4: Simplify right side
    17,751.07x = 177,296,748.03
  5. Step 5: Solve for x
    x = 177,296,748.03/17,751.07
  6. Step 6: Final answer
    x = 9,987.95

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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.