Home / 23,709.78-32,717.88-13,099.32

Finding the Fourth Proportional to 23,709.78, 32,717.88 and 13,099.32

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Solution

The fourth proportional to 23,709.78, 32,717.88 and 13,099.32 is: 18,076.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,709.78 : 32,717.88 = 13,099.32 : x
  2. Step 2: Convert to fraction form
    23,709.78/32,717.88 = 13,099.32/x
  3. Step 3: Cross multiply
    23,709.78x = 32,717.88 × 13,099.32
  4. Step 4: Simplify right side
    23,709.78x = 428,581,979.84
  5. Step 5: Solve for x
    x = 428,581,979.84/23,709.78
  6. Step 6: Final answer
    x = 18,076.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.