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Finding the Fourth Proportional to 34,935.52, 48,211.14 and 19,019.98

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Solution

The fourth proportional to 34,935.52, 48,211.14 and 19,019.98 is: 26,247.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,935.52 : 48,211.14 = 19,019.98 : x
  2. Step 2: Convert to fraction form
    34,935.52/48,211.14 = 19,019.98/x
  3. Step 3: Cross multiply
    34,935.52x = 48,211.14 × 19,019.98
  4. Step 4: Simplify right side
    34,935.52x = 916,974,918.58
  5. Step 5: Solve for x
    x = 916,974,918.58/34,935.52
  6. Step 6: Final answer
    x = 26,247.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.