Home / 32,891.97-45,387.40-19,463.79

Finding the Fourth Proportional to 32,891.97, 45,387.40 and 19,463.79

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Solution

The fourth proportional to 32,891.97, 45,387.40 and 19,463.79 is: 26,857.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,891.97 : 45,387.40 = 19,463.79 : x
  2. Step 2: Convert to fraction form
    32,891.97/45,387.40 = 19,463.79/x
  3. Step 3: Cross multiply
    32,891.97x = 45,387.40 × 19,463.79
  4. Step 4: Simplify right side
    32,891.97x = 883,410,822.25
  5. Step 5: Solve for x
    x = 883,410,822.25/32,891.97
  6. Step 6: Final answer
    x = 26,857.95

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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.