Home / 33,045.11-45,605.85-19,619.66

Finding the Fourth Proportional to 33,045.11, 45,605.85 and 19,619.66

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Solution

The fourth proportional to 33,045.11, 45,605.85 and 19,619.66 is: 27,077.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,045.11 : 45,605.85 = 19,619.66 : x
  2. Step 2: Convert to fraction form
    33,045.11/45,605.85 = 19,619.66/x
  3. Step 3: Cross multiply
    33,045.11x = 45,605.85 × 19,619.66
  4. Step 4: Simplify right side
    33,045.11x = 894,771,271.01
  5. Step 5: Solve for x
    x = 894,771,271.01/33,045.11
  6. Step 6: Final answer
    x = 27,077.27

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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.