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Finding the Fourth Proportional to 34,698.95, 52,040.64 and 15,960.99

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Solution

The fourth proportional to 34,698.95, 52,040.64 and 15,960.99 is: 23,937.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,698.95 : 52,040.64 = 15,960.99 : x
  2. Step 2: Convert to fraction form
    34,698.95/52,040.64 = 15,960.99/x
  3. Step 3: Cross multiply
    34,698.95x = 52,040.64 × 15,960.99
  4. Step 4: Simplify right side
    34,698.95x = 830,619,924.73
  5. Step 5: Solve for x
    x = 830,619,924.73/34,698.95
  6. Step 6: Final answer
    x = 23,937.90

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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.