Home / 19,680.24-29,533.32-9,293.04

Finding the Fourth Proportional to 19,680.24, 29,533.32 and 9,293.04

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Solution

The fourth proportional to 19,680.24, 29,533.32 and 9,293.04 is: 13,945.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,680.24 : 29,533.32 = 9,293.04 : x
  2. Step 2: Convert to fraction form
    19,680.24/29,533.32 = 9,293.04/x
  3. Step 3: Cross multiply
    19,680.24x = 29,533.32 × 9,293.04
  4. Step 4: Simplify right side
    19,680.24x = 274,454,324.09
  5. Step 5: Solve for x
    x = 274,454,324.09/19,680.24
  6. Step 6: Final answer
    x = 13,945.68

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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.