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Finding the Fourth Proportional to 15,768.17, 23,652.25 and 7,449.02

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Solution

The fourth proportional to 15,768.17, 23,652.25 and 7,449.02 is: 11,173.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,768.17 : 23,652.25 = 7,449.02 : x
  2. Step 2: Convert to fraction form
    15,768.17/23,652.25 = 7,449.02/x
  3. Step 3: Cross multiply
    15,768.17x = 23,652.25 × 7,449.02
  4. Step 4: Simplify right side
    15,768.17x = 176,186,196.08
  5. Step 5: Solve for x
    x = 176,186,196.08/15,768.17
  6. Step 6: Final answer
    x = 11,173.54

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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.