Home / 16,276.98-22,461.17-9,105.67

Finding the Fourth Proportional to 16,276.98, 22,461.17 and 9,105.67

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Solution

The fourth proportional to 16,276.98, 22,461.17 and 9,105.67 is: 12,565.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,276.98 : 22,461.17 = 9,105.67 : x
  2. Step 2: Convert to fraction form
    16,276.98/22,461.17 = 9,105.67/x
  3. Step 3: Cross multiply
    16,276.98x = 22,461.17 × 9,105.67
  4. Step 4: Simplify right side
    16,276.98x = 204,523,968.45
  5. Step 5: Solve for x
    x = 204,523,968.45/16,276.98
  6. Step 6: Final answer
    x = 12,565.23

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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.