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Finding the Fourth Proportional to 46,866.84, 70,309.17 and 17,286.99

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Solution

The fourth proportional to 46,866.84, 70,309.17 and 17,286.99 is: 25,933.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,866.84 : 70,309.17 = 17,286.99 : x
  2. Step 2: Convert to fraction form
    46,866.84/70,309.17 = 17,286.99/x
  3. Step 3: Cross multiply
    46,866.84x = 70,309.17 × 17,286.99
  4. Step 4: Simplify right side
    46,866.84x = 1,215,433,918.70
  5. Step 5: Solve for x
    x = 1,215,433,918.70/46,866.84
  6. Step 6: Final answer
    x = 25,933.77

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1.5x scale

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.