Home / 19,500.32-29,250.48-9,119.36

Finding the Fourth Proportional to 19,500.32, 29,250.48 and 9,119.36

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Solution

The fourth proportional to 19,500.32, 29,250.48 and 9,119.36 is: 13,679.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,500.32 : 29,250.48 = 9,119.36 : x
  2. Step 2: Convert to fraction form
    19,500.32/29,250.48 = 9,119.36/x
  3. Step 3: Cross multiply
    19,500.32x = 29,250.48 × 9,119.36
  4. Step 4: Simplify right side
    19,500.32x = 266,745,657.29
  5. Step 5: Solve for x
    x = 266,745,657.29/19,500.32
  6. Step 6: Final answer
    x = 13,679.04

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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.