Home / 22,246.34-30,699.48-12,174.74

Finding the Fourth Proportional to 22,246.34, 30,699.48 and 12,174.74

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Solution

The fourth proportional to 22,246.34, 30,699.48 and 12,174.74 is: 16,800.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,246.34 : 30,699.48 = 12,174.74 : x
  2. Step 2: Convert to fraction form
    22,246.34/30,699.48 = 12,174.74/x
  3. Step 3: Cross multiply
    22,246.34x = 30,699.48 × 12,174.74
  4. Step 4: Simplify right side
    22,246.34x = 373,758,187.14
  5. Step 5: Solve for x
    x = 373,758,187.14/22,246.34
  6. Step 6: Final answer
    x = 16,800.88

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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.