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Finding the Fourth Proportional to 32,988.54, 49,482.91 and 8,028.59

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Solution

The fourth proportional to 32,988.54, 49,482.91 and 8,028.59 is: 12,042.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,988.54 : 49,482.91 = 8,028.59 : x
  2. Step 2: Convert to fraction form
    32,988.54/49,482.91 = 8,028.59/x
  3. Step 3: Cross multiply
    32,988.54x = 49,482.91 × 8,028.59
  4. Step 4: Simplify right side
    32,988.54x = 397,277,996.40
  5. Step 5: Solve for x
    x = 397,277,996.40/32,988.54
  6. Step 6: Final answer
    x = 12,042.91

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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.