Home / 33,313.38-45,971.10-18,206.55

Finding the Fourth Proportional to 33,313.38, 45,971.10 and 18,206.55

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Solution

The fourth proportional to 33,313.38, 45,971.10 and 18,206.55 is: 25,124.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,313.38 : 45,971.10 = 18,206.55 : x
  2. Step 2: Convert to fraction form
    33,313.38/45,971.10 = 18,206.55/x
  3. Step 3: Cross multiply
    33,313.38x = 45,971.10 × 18,206.55
  4. Step 4: Simplify right side
    33,313.38x = 836,975,130.71
  5. Step 5: Solve for x
    x = 836,975,130.71/33,313.38
  6. Step 6: Final answer
    x = 25,124.29

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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.