Home / 30,544.11-42,153.56-17,796.63

Finding the Fourth Proportional to 30,544.11, 42,153.56 and 17,796.63

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Solution

The fourth proportional to 30,544.11, 42,153.56 and 17,796.63 is: 24,560.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,544.11 : 42,153.56 = 17,796.63 : x
  2. Step 2: Convert to fraction form
    30,544.11/42,153.56 = 17,796.63/x
  3. Step 3: Cross multiply
    30,544.11x = 42,153.56 × 17,796.63
  4. Step 4: Simplify right side
    30,544.11x = 750,191,221.52
  5. Step 5: Solve for x
    x = 750,191,221.52/30,544.11
  6. Step 6: Final answer
    x = 24,560.91

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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.