Home / 12,226.34-16,851.72-9,354.08

Finding the Fourth Proportional to 12,226.34, 16,851.72 and 9,354.08

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Solution

The fourth proportional to 12,226.34, 16,851.72 and 9,354.08 is: 12,892.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,226.34 : 16,851.72 = 9,354.08 : x
  2. Step 2: Convert to fraction form
    12,226.34/16,851.72 = 9,354.08/x
  3. Step 3: Cross multiply
    12,226.34x = 16,851.72 × 9,354.08
  4. Step 4: Simplify right side
    12,226.34x = 157,632,337.02
  5. Step 5: Solve for x
    x = 157,632,337.02/12,226.34
  6. Step 6: Final answer
    x = 12,892.85

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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.