Home / 33,039.65-45,594.70-18,699.22

Finding the Fourth Proportional to 33,039.65, 45,594.70 and 18,699.22

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Solution

The fourth proportional to 33,039.65, 45,594.70 and 18,699.22 is: 25,804.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,039.65 : 45,594.70 = 18,699.22 : x
  2. Step 2: Convert to fraction form
    33,039.65/45,594.70 = 18,699.22/x
  3. Step 3: Cross multiply
    33,039.65x = 45,594.70 × 18,699.22
  4. Step 4: Simplify right side
    33,039.65x = 852,585,165.40
  5. Step 5: Solve for x
    x = 852,585,165.40/33,039.65
  6. Step 6: Final answer
    x = 25,804.91

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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.