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Finding the Fourth Proportional to 32,813.49, 45,282.07 and 18,277.50

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Solution

The fourth proportional to 32,813.49, 45,282.07 and 18,277.50 is: 25,222.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,813.49 : 45,282.07 = 18,277.50 : x
  2. Step 2: Convert to fraction form
    32,813.49/45,282.07 = 18,277.50/x
  3. Step 3: Cross multiply
    32,813.49x = 45,282.07 × 18,277.50
  4. Step 4: Simplify right side
    32,813.49x = 827,643,034.43
  5. Step 5: Solve for x
    x = 827,643,034.43/32,813.49
  6. Step 6: Final answer
    x = 25,222.65

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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.