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Finding the Fourth Proportional to 17,807.39, 26,701.22 and 7,284.80

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Solution

The fourth proportional to 17,807.39, 26,701.22 and 7,284.80 is: 10,923.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,807.39 : 26,701.22 = 7,284.80 : x
  2. Step 2: Convert to fraction form
    17,807.39/26,701.22 = 7,284.80/x
  3. Step 3: Cross multiply
    17,807.39x = 26,701.22 × 7,284.80
  4. Step 4: Simplify right side
    17,807.39x = 194,512,962.49
  5. Step 5: Solve for x
    x = 194,512,962.49/17,807.39
  6. Step 6: Final answer
    x = 10,923.16

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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.