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Finding the Fourth Proportional to 30,097.37, 44,963.03 and 19,480.91

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Solution

The fourth proportional to 30,097.37, 44,963.03 and 19,480.91 is: 29,102.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,097.37 : 44,963.03 = 19,480.91 : x
  2. Step 2: Convert to fraction form
    30,097.37/44,963.03 = 19,480.91/x
  3. Step 3: Cross multiply
    30,097.37x = 44,963.03 × 19,480.91
  4. Step 4: Simplify right side
    30,097.37x = 875,920,564.64
  5. Step 5: Solve for x
    x = 875,920,564.64/30,097.37
  6. Step 6: Final answer
    x = 29,102.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.