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Finding the Fourth Proportional to 30,098.63, 44,964.90 and 19,482.16

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Solution

The fourth proportional to 30,098.63, 44,964.90 and 19,482.16 is: 29,104.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,098.63 : 44,964.90 = 19,482.16 : x
  2. Step 2: Convert to fraction form
    30,098.63/44,964.90 = 19,482.16/x
  3. Step 3: Cross multiply
    30,098.63x = 44,964.90 × 19,482.16
  4. Step 4: Simplify right side
    30,098.63x = 876,013,053.95
  5. Step 5: Solve for x
    x = 876,013,053.95/30,098.63
  6. Step 6: Final answer
    x = 29,104.75

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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.