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Finding the Fourth Proportional to 35,807.64, 53,696.84 and 15,545.68

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Solution

The fourth proportional to 35,807.64, 53,696.84 and 15,545.68 is: 23,312.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,807.64 : 53,696.84 = 15,545.68 : x
  2. Step 2: Convert to fraction form
    35,807.64/53,696.84 = 15,545.68/x
  3. Step 3: Cross multiply
    35,807.64x = 53,696.84 × 15,545.68
  4. Step 4: Simplify right side
    35,807.64x = 834,753,891.65
  5. Step 5: Solve for x
    x = 834,753,891.65/35,807.64
  6. Step 6: Final answer
    x = 23,312.17

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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.