Home / 14,839.76-22,261.08-4,979.12

Finding the Fourth Proportional to 14,839.76, 22,261.08 and 4,979.12

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Solution

The fourth proportional to 14,839.76, 22,261.08 and 4,979.12 is: 7,469.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,839.76 : 22,261.08 = 4,979.12 : x
  2. Step 2: Convert to fraction form
    14,839.76/22,261.08 = 4,979.12/x
  3. Step 3: Cross multiply
    14,839.76x = 22,261.08 × 4,979.12
  4. Step 4: Simplify right side
    14,839.76x = 110,840,588.65
  5. Step 5: Solve for x
    x = 110,840,588.65/14,839.76
  6. Step 6: Final answer
    x = 7,469.16

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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.