Home / 17,973.70-26,963.52-8,112.76

Finding the Fourth Proportional to 17,973.70, 26,963.52 and 8,112.76

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Solution

The fourth proportional to 17,973.70, 26,963.52 and 8,112.76 is: 12,170.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,973.70 : 26,963.52 = 8,112.76 : x
  2. Step 2: Convert to fraction form
    17,973.70/26,963.52 = 8,112.76/x
  3. Step 3: Cross multiply
    17,973.70x = 26,963.52 × 8,112.76
  4. Step 4: Simplify right side
    17,973.70x = 218,748,566.52
  5. Step 5: Solve for x
    x = 218,748,566.52/17,973.70
  6. Step 6: Final answer
    x = 12,170.48

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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.