Home / 33,086.04-45,665.24-18,948.28

Finding the Fourth Proportional to 33,086.04, 45,665.24 and 18,948.28

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Solution

The fourth proportional to 33,086.04, 45,665.24 and 18,948.28 is: 26,152.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,086.04 : 45,665.24 = 18,948.28 : x
  2. Step 2: Convert to fraction form
    33,086.04/45,665.24 = 18,948.28/x
  3. Step 3: Cross multiply
    33,086.04x = 45,665.24 × 18,948.28
  4. Step 4: Simplify right side
    33,086.04x = 865,277,753.79
  5. Step 5: Solve for x
    x = 865,277,753.79/33,086.04
  6. Step 6: Final answer
    x = 26,152.35

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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.