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Finding the Fourth Proportional to 23,492.48, 35,238.74 and 7,910.12

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Solution

The fourth proportional to 23,492.48, 35,238.74 and 7,910.12 is: 11,865.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,492.48 : 35,238.74 = 7,910.12 : x
  2. Step 2: Convert to fraction form
    23,492.48/35,238.74 = 7,910.12/x
  3. Step 3: Cross multiply
    23,492.48x = 35,238.74 × 7,910.12
  4. Step 4: Simplify right side
    23,492.48x = 278,742,662.05
  5. Step 5: Solve for x
    x = 278,742,662.05/23,492.48
  6. Step 6: Final answer
    x = 11,865.19

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Similar ratio
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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.