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Finding the Fourth Proportional to 46,960.70, 70,468.69 and 17,399.14

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Solution

The fourth proportional to 46,960.70, 70,468.69 and 17,399.14 is: 26,108.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,960.70 : 70,468.69 = 17,399.14 : x
  2. Step 2: Convert to fraction form
    46,960.70/70,468.69 = 17,399.14/x
  3. Step 3: Cross multiply
    46,960.70x = 70,468.69 × 17,399.14
  4. Step 4: Simplify right side
    46,960.70x = 1,226,094,515.93
  5. Step 5: Solve for x
    x = 1,226,094,515.93/46,960.70
  6. Step 6: Final answer
    x = 26,108.95

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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.