Home / 17,730.88-26,600.86-6,637.72

Finding the Fourth Proportional to 17,730.88, 26,600.86 and 6,637.72

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Solution

The fourth proportional to 17,730.88, 26,600.86 and 6,637.72 is: 9,958.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,730.88 : 26,600.86 = 6,637.72 : x
  2. Step 2: Convert to fraction form
    17,730.88/26,600.86 = 6,637.72/x
  3. Step 3: Cross multiply
    17,730.88x = 26,600.86 × 6,637.72
  4. Step 4: Simplify right side
    17,730.88x = 176,569,060.44
  5. Step 5: Solve for x
    x = 176,569,060.44/17,730.88
  6. Step 6: Final answer
    x = 9,958.28

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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.