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Finding the Fourth Proportional to 17,756.76, 26,633.52 and 16,364.64

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Solution

The fourth proportional to 17,756.76, 26,633.52 and 16,364.64 is: 24,545.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,756.76 : 26,633.52 = 16,364.64 : x
  2. Step 2: Convert to fraction form
    17,756.76/26,633.52 = 16,364.64/x
  3. Step 3: Cross multiply
    17,756.76x = 26,633.52 × 16,364.64
  4. Step 4: Simplify right side
    17,756.76x = 435,847,966.73
  5. Step 5: Solve for x
    x = 435,847,966.73/17,756.76
  6. Step 6: Final answer
    x = 24,545.47

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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.