Home / 33,045.19-45,602.36-18,898.03

Finding the Fourth Proportional to 33,045.19, 45,602.36 and 18,898.03

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Solution

The fourth proportional to 33,045.19, 45,602.36 and 18,898.03 is: 26,079.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,045.19 : 45,602.36 = 18,898.03 : x
  2. Step 2: Convert to fraction form
    33,045.19/45,602.36 = 18,898.03/x
  3. Step 3: Cross multiply
    33,045.19x = 45,602.36 × 18,898.03
  4. Step 4: Simplify right side
    33,045.19x = 861,794,800.73
  5. Step 5: Solve for x
    x = 861,794,800.73/33,045.19
  6. Step 6: Final answer
    x = 26,079.28

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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.