Home / 33,333.81-46,001.38-19,902.56

Finding the Fourth Proportional to 33,333.81, 46,001.38 and 19,902.56

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Solution

The fourth proportional to 33,333.81, 46,001.38 and 19,902.56 is: 27,465.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,333.81 : 46,001.38 = 19,902.56 : x
  2. Step 2: Convert to fraction form
    33,333.81/46,001.38 = 19,902.56/x
  3. Step 3: Cross multiply
    33,333.81x = 46,001.38 × 19,902.56
  4. Step 4: Simplify right side
    33,333.81x = 915,545,225.53
  5. Step 5: Solve for x
    x = 915,545,225.53/33,333.81
  6. Step 6: Final answer
    x = 27,465.96

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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.