Home / 33,086.04-45,658.71-17,978.64

Finding the Fourth Proportional to 33,086.04, 45,658.71 and 17,978.64

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Solution

The fourth proportional to 33,086.04, 45,658.71 and 17,978.64 is: 24,810.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,086.04 : 45,658.71 = 17,978.64 : x
  2. Step 2: Convert to fraction form
    33,086.04/45,658.71 = 17,978.64/x
  3. Step 3: Cross multiply
    33,086.04x = 45,658.71 × 17,978.64
  4. Step 4: Simplify right side
    33,086.04x = 820,881,509.95
  5. Step 5: Solve for x
    x = 820,881,509.95/33,086.04
  6. Step 6: Final answer
    x = 24,810.51

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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.