Home / 33,044.81-45,601.85-18,897.66

Finding the Fourth Proportional to 33,044.81, 45,601.85 and 18,897.66

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Solution

The fourth proportional to 33,044.81, 45,601.85 and 18,897.66 is: 26,078.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,044.81 : 45,601.85 = 18,897.66 : x
  2. Step 2: Convert to fraction form
    33,044.81/45,601.85 = 18,897.66/x
  3. Step 3: Cross multiply
    33,044.81x = 45,601.85 × 18,897.66
  4. Step 4: Simplify right side
    33,044.81x = 861,768,162.18
  5. Step 5: Solve for x
    x = 861,768,162.18/33,044.81
  6. Step 6: Final answer
    x = 26,078.77

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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.