Home / 33,242.57-45,880.70-19,814.69

Finding the Fourth Proportional to 33,242.57, 45,880.70 and 19,814.69

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Solution

The fourth proportional to 33,242.57, 45,880.70 and 19,814.69 is: 27,347.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,242.57 : 45,880.70 = 19,814.69 : x
  2. Step 2: Convert to fraction form
    33,242.57/45,880.70 = 19,814.69/x
  3. Step 3: Cross multiply
    33,242.57x = 45,880.70 × 19,814.69
  4. Step 4: Simplify right side
    33,242.57x = 909,111,863.11
  5. Step 5: Solve for x
    x = 909,111,863.11/33,242.57
  6. Step 6: Final answer
    x = 27,347.82

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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.