Home / 17,731.74-26,598.42-6,635.55

Finding the Fourth Proportional to 17,731.74, 26,598.42 and 6,635.55

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Solution

The fourth proportional to 17,731.74, 26,598.42 and 6,635.55 is: 9,953.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,731.74 : 26,598.42 = 6,635.55 : x
  2. Step 2: Convert to fraction form
    17,731.74/26,598.42 = 6,635.55/x
  3. Step 3: Cross multiply
    17,731.74x = 26,598.42 × 6,635.55
  4. Step 4: Simplify right side
    17,731.74x = 176,495,145.83
  5. Step 5: Solve for x
    x = 176,495,145.83/17,731.74
  6. Step 6: Final answer
    x = 9,953.63

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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.