Home / 33,253.65-45,888.61-18,145.94

Finding the Fourth Proportional to 33,253.65, 45,888.61 and 18,145.94

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Solution

The fourth proportional to 33,253.65, 45,888.61 and 18,145.94 is: 25,040.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,253.65 : 45,888.61 = 18,145.94 : x
  2. Step 2: Convert to fraction form
    33,253.65/45,888.61 = 18,145.94/x
  3. Step 3: Cross multiply
    33,253.65x = 45,888.61 × 18,145.94
  4. Step 4: Simplify right side
    33,253.65x = 832,691,963.74
  5. Step 5: Solve for x
    x = 832,691,963.74/33,253.65
  6. Step 6: Final answer
    x = 25,040.62

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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.