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Finding the Fourth Proportional to 40,484.88, 60,712.73 and 17,113.14

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Solution

The fourth proportional to 40,484.88, 60,712.73 and 17,113.14 is: 25,663.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,484.88 : 60,712.73 = 17,113.14 : x
  2. Step 2: Convert to fraction form
    40,484.88/60,712.73 = 17,113.14/x
  3. Step 3: Cross multiply
    40,484.88x = 60,712.73 × 17,113.14
  4. Step 4: Simplify right side
    40,484.88x = 1,038,985,144.71
  5. Step 5: Solve for x
    x = 1,038,985,144.71/40,484.88
  6. Step 6: Final answer
    x = 25,663.54

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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.