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Finding the Fourth Proportional to 33,078.40, 49,675.20 and 17,526.40

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Solution

The fourth proportional to 33,078.40, 49,675.20 and 17,526.40 is: 26,320.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,078.40 : 49,675.20 = 17,526.40 : x
  2. Step 2: Convert to fraction form
    33,078.40/49,675.20 = 17,526.40/x
  3. Step 3: Cross multiply
    33,078.40x = 49,675.20 × 17,526.40
  4. Step 4: Simplify right side
    33,078.40x = 870,627,425.28
  5. Step 5: Solve for x
    x = 870,627,425.28/33,078.40
  6. Step 6: Final answer
    x = 26,320.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.