Home / 19,719.36-29,570.96-9,846.88

Finding the Fourth Proportional to 19,719.36, 29,570.96 and 9,846.88

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Solution

The fourth proportional to 19,719.36, 29,570.96 and 9,846.88 is: 14,766.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,719.36 : 29,570.96 = 9,846.88 : x
  2. Step 2: Convert to fraction form
    19,719.36/29,570.96 = 9,846.88/x
  3. Step 3: Cross multiply
    19,719.36x = 29,570.96 × 9,846.88
  4. Step 4: Simplify right side
    19,719.36x = 291,181,694.60
  5. Step 5: Solve for x
    x = 291,181,694.60/19,719.36
  6. Step 6: Final answer
    x = 14,766.29

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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.