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Finding the Fourth Proportional to 46,252, 69,379.08 and 15,087.16

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Solution

The fourth proportional to 46,252, 69,379.08 and 15,087.16 is: 22,631.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,252 : 69,379.08 = 15,087.16 : x
  2. Step 2: Convert to fraction form
    46,252/69,379.08 = 15,087.16/x
  3. Step 3: Cross multiply
    46,252x = 69,379.08 × 15,087.16
  4. Step 4: Simplify right side
    46,252x = 1,046,733,280.61
  5. Step 5: Solve for x
    x = 1,046,733,280.61/46,252
  6. Step 6: Final answer
    x = 22,631.09

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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.