Home / 33,077.04-45,647.34-18,934.44

Finding the Fourth Proportional to 33,077.04, 45,647.34 and 18,934.44

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Solution

The fourth proportional to 33,077.04, 45,647.34 and 18,934.44 is: 26,130.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,077.04 : 45,647.34 = 18,934.44 : x
  2. Step 2: Convert to fraction form
    33,077.04/45,647.34 = 18,934.44/x
  3. Step 3: Cross multiply
    33,077.04x = 45,647.34 × 18,934.44
  4. Step 4: Simplify right side
    33,077.04x = 864,306,820.39
  5. Step 5: Solve for x
    x = 864,306,820.39/33,077.04
  6. Step 6: Final answer
    x = 26,130.11

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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.