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Finding the Fourth Proportional to 46,753.92, 70,164.74 and 18,295.08

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Solution

The fourth proportional to 46,753.92, 70,164.74 and 18,295.08 is: 27,455.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,753.92 : 70,164.74 = 18,295.08 : x
  2. Step 2: Convert to fraction form
    46,753.92/70,164.74 = 18,295.08/x
  3. Step 3: Cross multiply
    46,753.92x = 70,164.74 × 18,295.08
  4. Step 4: Simplify right side
    46,753.92x = 1,283,669,531.48
  5. Step 5: Solve for x
    x = 1,283,669,531.48/46,753.92
  6. Step 6: Final answer
    x = 27,455.87

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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.