Home / 19,492.05-29,236.25-5,453.34

Finding the Fourth Proportional to 19,492.05, 29,236.25 and 5,453.34

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Solution

The fourth proportional to 19,492.05, 29,236.25 and 5,453.34 is: 8,179.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,492.05 : 29,236.25 = 5,453.34 : x
  2. Step 2: Convert to fraction form
    19,492.05/29,236.25 = 5,453.34/x
  3. Step 3: Cross multiply
    19,492.05x = 29,236.25 × 5,453.34
  4. Step 4: Simplify right side
    19,492.05x = 159,435,038.13
  5. Step 5: Solve for x
    x = 159,435,038.13/19,492.05
  6. Step 6: Final answer
    x = 8,179.49

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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.