Home / 13,753.26-18,979.89-7,466.04

Finding the Fourth Proportional to 13,753.26, 18,979.89 and 7,466.04

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Solution

The fourth proportional to 13,753.26, 18,979.89 and 7,466.04 is: 10,303.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,753.26 : 18,979.89 = 7,466.04 : x
  2. Step 2: Convert to fraction form
    13,753.26/18,979.89 = 7,466.04/x
  3. Step 3: Cross multiply
    13,753.26x = 18,979.89 × 7,466.04
  4. Step 4: Simplify right side
    13,753.26x = 141,704,617.94
  5. Step 5: Solve for x
    x = 141,704,617.94/13,753.26
  6. Step 6: Final answer
    x = 10,303.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.