Home / 22,350.64-30,842.40-12,277.12

Finding the Fourth Proportional to 22,350.64, 30,842.40 and 12,277.12

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Solution

The fourth proportional to 22,350.64, 30,842.40 and 12,277.12 is: 16,941.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,350.64 : 30,842.40 = 12,277.12 : x
  2. Step 2: Convert to fraction form
    22,350.64/30,842.40 = 12,277.12/x
  3. Step 3: Cross multiply
    22,350.64x = 30,842.40 × 12,277.12
  4. Step 4: Simplify right side
    22,350.64x = 378,655,845.89
  5. Step 5: Solve for x
    x = 378,655,845.89/22,350.64
  6. Step 6: Final answer
    x = 16,941.61

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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.