Home / 29,036.14-40,084.68-20,544.91

Finding the Fourth Proportional to 29,036.14, 40,084.68 and 20,544.91

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Solution

The fourth proportional to 29,036.14, 40,084.68 and 20,544.91 is: 28,362.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,036.14 : 40,084.68 = 20,544.91 : x
  2. Step 2: Convert to fraction form
    29,036.14/40,084.68 = 20,544.91/x
  3. Step 3: Cross multiply
    29,036.14x = 40,084.68 × 20,544.91
  4. Step 4: Simplify right side
    29,036.14x = 823,536,142.98
  5. Step 5: Solve for x
    x = 823,536,142.98/29,036.14
  6. Step 6: Final answer
    x = 28,362.45

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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.