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Finding the Fourth Proportional to 63,065.84, 94,596 and 15,679.92

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Solution

The fourth proportional to 63,065.84, 94,596 and 15,679.92 is: 23,519.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,065.84 : 94,596 = 15,679.92 : x
  2. Step 2: Convert to fraction form
    63,065.84/94,596 = 15,679.92/x
  3. Step 3: Cross multiply
    63,065.84x = 94,596 × 15,679.92
  4. Step 4: Simplify right side
    63,065.84x = 1,483,257,712.32
  5. Step 5: Solve for x
    x = 1,483,257,712.32/63,065.84
  6. Step 6: Final answer
    x = 23,519.19

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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.