Home / 22,246.57-30,699.85-12,174.80

Finding the Fourth Proportional to 22,246.57, 30,699.85 and 12,174.80

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Solution

The fourth proportional to 22,246.57, 30,699.85 and 12,174.80 is: 16,801.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,246.57 : 30,699.85 = 12,174.80 : x
  2. Step 2: Convert to fraction form
    22,246.57/30,699.85 = 12,174.80/x
  3. Step 3: Cross multiply
    22,246.57x = 30,699.85 × 12,174.80
  4. Step 4: Simplify right side
    22,246.57x = 373,764,503.34
  5. Step 5: Solve for x
    x = 373,764,503.34/22,246.57
  6. Step 6: Final answer
    x = 16,801.00

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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.