Home / 30,055.76-41,476.20-16,627.76

Finding the Fourth Proportional to 30,055.76, 41,476.20 and 16,627.76

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Solution

The fourth proportional to 30,055.76, 41,476.20 and 16,627.76 is: 22,945.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,055.76 : 41,476.20 = 16,627.76 : x
  2. Step 2: Convert to fraction form
    30,055.76/41,476.20 = 16,627.76/x
  3. Step 3: Cross multiply
    30,055.76x = 41,476.20 × 16,627.76
  4. Step 4: Simplify right side
    30,055.76x = 689,656,299.31
  5. Step 5: Solve for x
    x = 689,656,299.31/30,055.76
  6. Step 6: Final answer
    x = 22,945.89

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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.