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Finding the Fourth Proportional to 46,592, 64,299.52 and 26,721.28

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Solution

The fourth proportional to 46,592, 64,299.52 and 26,721.28 is: 36,876.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,592 : 64,299.52 = 26,721.28 : x
  2. Step 2: Convert to fraction form
    46,592/64,299.52 = 26,721.28/x
  3. Step 3: Cross multiply
    46,592x = 64,299.52 × 26,721.28
  4. Step 4: Simplify right side
    46,592x = 1,718,165,477.79
  5. Step 5: Solve for x
    x = 1,718,165,477.79/46,592
  6. Step 6: Final answer
    x = 36,876.83

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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.