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Finding the Fourth Proportional to 46,615.76, 69,861.24 and 17,005.76

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Solution

The fourth proportional to 46,615.76, 69,861.24 and 17,005.76 is: 25,485.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,615.76 : 69,861.24 = 17,005.76 : x
  2. Step 2: Convert to fraction form
    46,615.76/69,861.24 = 17,005.76/x
  3. Step 3: Cross multiply
    46,615.76x = 69,861.24 × 17,005.76
  4. Step 4: Simplify right side
    46,615.76x = 1,188,043,480.74
  5. Step 5: Solve for x
    x = 1,188,043,480.74/46,615.76
  6. Step 6: Final answer
    x = 25,485.88

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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.