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Finding the Fourth Proportional to 15,753.03, 23,629.86 and 4,659.71

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Solution

The fourth proportional to 15,753.03, 23,629.86 and 4,659.71 is: 6,989.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,753.03 : 23,629.86 = 4,659.71 : x
  2. Step 2: Convert to fraction form
    15,753.03/23,629.86 = 4,659.71/x
  3. Step 3: Cross multiply
    15,753.03x = 23,629.86 × 4,659.71
  4. Step 4: Simplify right side
    15,753.03x = 110,108,309.71
  5. Step 5: Solve for x
    x = 110,108,309.71/15,753.03
  6. Step 6: Final answer
    x = 6,989.66

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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.