Home / 13,754.29-18,980.97-7,466.66

Finding the Fourth Proportional to 13,754.29, 18,980.97 and 7,466.66

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Solution

The fourth proportional to 13,754.29, 18,980.97 and 7,466.66 is: 10,304.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,754.29 : 18,980.97 = 7,466.66 : x
  2. Step 2: Convert to fraction form
    13,754.29/18,980.97 = 7,466.66/x
  3. Step 3: Cross multiply
    13,754.29x = 18,980.97 × 7,466.66
  4. Step 4: Simplify right side
    13,754.29x = 141,724,412.13
  5. Step 5: Solve for x
    x = 141,724,412.13/13,754.29
  6. Step 6: Final answer
    x = 10,304.02

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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.