Home / 35,920.96-53,874.24-12,225.76

Finding the Fourth Proportional to 35,920.96, 53,874.24 and 12,225.76

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Solution

The fourth proportional to 35,920.96, 53,874.24 and 12,225.76 is: 18,336.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,920.96 : 53,874.24 = 12,225.76 : x
  2. Step 2: Convert to fraction form
    35,920.96/53,874.24 = 12,225.76/x
  3. Step 3: Cross multiply
    35,920.96x = 53,874.24 × 12,225.76
  4. Step 4: Simplify right side
    35,920.96x = 658,653,528.42
  5. Step 5: Solve for x
    x = 658,653,528.42/35,920.96
  6. Step 6: Final answer
    x = 18,336.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.