Home / 13,176.04-19,767.32-9,288.04

Finding the Fourth Proportional to 13,176.04, 19,767.32 and 9,288.04

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Solution

The fourth proportional to 13,176.04, 19,767.32 and 9,288.04 is: 13,934.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,176.04 : 19,767.32 = 9,288.04 : x
  2. Step 2: Convert to fraction form
    13,176.04/19,767.32 = 9,288.04/x
  3. Step 3: Cross multiply
    13,176.04x = 19,767.32 × 9,288.04
  4. Step 4: Simplify right side
    13,176.04x = 183,599,658.85
  5. Step 5: Solve for x
    x = 183,599,658.85/13,176.04
  6. Step 6: Final answer
    x = 13,934.36

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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.