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Finding the Fourth Proportional to 29,696.80, 44,545.20 and 9,973.30

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Solution

The fourth proportional to 29,696.80, 44,545.20 and 9,973.30 is: 14,959.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,696.80 : 44,545.20 = 9,973.30 : x
  2. Step 2: Convert to fraction form
    29,696.80/44,545.20 = 9,973.30/x
  3. Step 3: Cross multiply
    29,696.80x = 44,545.20 × 9,973.30
  4. Step 4: Simplify right side
    29,696.80x = 444,262,643.16
  5. Step 5: Solve for x
    x = 444,262,643.16/29,696.80
  6. Step 6: Final answer
    x = 14,959.95

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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.