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Finding the Fourth Proportional to 45,252, 62,447.76 and 27,588

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Solution

The fourth proportional to 45,252, 62,447.76 and 27,588 is: 38,071.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,252 : 62,447.76 = 27,588 : x
  2. Step 2: Convert to fraction form
    45,252/62,447.76 = 27,588/x
  3. Step 3: Cross multiply
    45,252x = 62,447.76 × 27,588
  4. Step 4: Simplify right side
    45,252x = 1,722,808,802.88
  5. Step 5: Solve for x
    x = 1,722,808,802.88/45,252
  6. Step 6: Final answer
    x = 38,071.44

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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.