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Finding the Fourth Proportional to 15,659.64, 23,493.06 and 6,895.23

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Solution

The fourth proportional to 15,659.64, 23,493.06 and 6,895.23 is: 10,344.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,659.64 : 23,493.06 = 6,895.23 : x
  2. Step 2: Convert to fraction form
    15,659.64/23,493.06 = 6,895.23/x
  3. Step 3: Cross multiply
    15,659.64x = 23,493.06 × 6,895.23
  4. Step 4: Simplify right side
    15,659.64x = 161,990,052.10
  5. Step 5: Solve for x
    x = 161,990,052.10/15,659.64
  6. Step 6: Final answer
    x = 10,344.43

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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.