Home / 16,070.98-22,177.21-8,900.41

Finding the Fourth Proportional to 16,070.98, 22,177.21 and 8,900.41

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Solution

The fourth proportional to 16,070.98, 22,177.21 and 8,900.41 is: 12,282.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,070.98 : 22,177.21 = 8,900.41 : x
  2. Step 2: Convert to fraction form
    16,070.98/22,177.21 = 8,900.41/x
  3. Step 3: Cross multiply
    16,070.98x = 22,177.21 × 8,900.41
  4. Step 4: Simplify right side
    16,070.98x = 197,386,142.31
  5. Step 5: Solve for x
    x = 197,386,142.31/16,070.98
  6. Step 6: Final answer
    x = 12,282.15

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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.