Home / 13,320.66-19,984.99-6,306.02

Finding the Fourth Proportional to 13,320.66, 19,984.99 and 6,306.02

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Solution

The fourth proportional to 13,320.66, 19,984.99 and 6,306.02 is: 9,460.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,320.66 : 19,984.99 = 6,306.02 : x
  2. Step 2: Convert to fraction form
    13,320.66/19,984.99 = 6,306.02/x
  3. Step 3: Cross multiply
    13,320.66x = 19,984.99 × 6,306.02
  4. Step 4: Simplify right side
    13,320.66x = 126,025,746.64
  5. Step 5: Solve for x
    x = 126,025,746.64/13,320.66
  6. Step 6: Final answer
    x = 9,460.92

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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.