Home / 15,753.60-23,622.88-9,181.68

Finding the Fourth Proportional to 15,753.60, 23,622.88 and 9,181.68

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Solution

The fourth proportional to 15,753.60, 23,622.88 and 9,181.68 is: 13,768.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,753.60 : 23,622.88 = 9,181.68 : x
  2. Step 2: Convert to fraction form
    15,753.60/23,622.88 = 9,181.68/x
  3. Step 3: Cross multiply
    15,753.60x = 23,622.88 × 9,181.68
  4. Step 4: Simplify right side
    15,753.60x = 216,897,724.84
  5. Step 5: Solve for x
    x = 216,897,724.84/15,753.60
  6. Step 6: Final answer
    x = 13,768.14

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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.