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Finding the Fourth Proportional to 44,483.54, 66,722.42 and 16,780.82

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Solution

The fourth proportional to 44,483.54, 66,722.42 and 16,780.82 is: 25,170.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,483.54 : 66,722.42 = 16,780.82 : x
  2. Step 2: Convert to fraction form
    44,483.54/66,722.42 = 16,780.82/x
  3. Step 3: Cross multiply
    44,483.54x = 66,722.42 × 16,780.82
  4. Step 4: Simplify right side
    44,483.54x = 1,119,656,628.32
  5. Step 5: Solve for x
    x = 1,119,656,628.32/44,483.54
  6. Step 6: Final answer
    x = 25,170.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.