Home / 16,000.74-22,080.78-8,926.98

Finding the Fourth Proportional to 16,000.74, 22,080.78 and 8,926.98

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Solution

The fourth proportional to 16,000.74, 22,080.78 and 8,926.98 is: 12,319.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,000.74 : 22,080.78 = 8,926.98 : x
  2. Step 2: Convert to fraction form
    16,000.74/22,080.78 = 8,926.98/x
  3. Step 3: Cross multiply
    16,000.74x = 22,080.78 × 8,926.98
  4. Step 4: Simplify right side
    16,000.74x = 197,114,681.44
  5. Step 5: Solve for x
    x = 197,114,681.44/16,000.74
  6. Step 6: Final answer
    x = 12,319.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.