Home / 35,956.32-49,612.14-21,813.72

Finding the Fourth Proportional to 35,956.32, 49,612.14 and 21,813.72

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Solution

The fourth proportional to 35,956.32, 49,612.14 and 21,813.72 is: 30,098.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,956.32 : 49,612.14 = 21,813.72 : x
  2. Step 2: Convert to fraction form
    35,956.32/49,612.14 = 21,813.72/x
  3. Step 3: Cross multiply
    35,956.32x = 49,612.14 × 21,813.72
  4. Step 4: Simplify right side
    35,956.32x = 1,082,225,330.56
  5. Step 5: Solve for x
    x = 1,082,225,330.56/35,956.32
  6. Step 6: Final answer
    x = 30,098.33

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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.