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Finding the Fourth Proportional to 46,618.76, 69,865.86 and 17,008.76

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Solution

The fourth proportional to 46,618.76, 69,865.86 and 17,008.76 is: 25,490.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,618.76 : 69,865.86 = 17,008.76 : x
  2. Step 2: Convert to fraction form
    46,618.76/69,865.86 = 17,008.76/x
  3. Step 3: Cross multiply
    46,618.76x = 69,865.86 × 17,008.76
  4. Step 4: Simplify right side
    46,618.76x = 1,188,331,644.93
  5. Step 5: Solve for x
    x = 1,188,331,644.93/46,618.76
  6. Step 6: Final answer
    x = 25,490.42

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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.