Home / 13,754.24-18,981.06-7,466.62

Finding the Fourth Proportional to 13,754.24, 18,981.06 and 7,466.62

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Solution

The fourth proportional to 13,754.24, 18,981.06 and 7,466.62 is: 10,304.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,754.24 : 18,981.06 = 7,466.62 : x
  2. Step 2: Convert to fraction form
    13,754.24/18,981.06 = 7,466.62/x
  3. Step 3: Cross multiply
    13,754.24x = 18,981.06 × 7,466.62
  4. Step 4: Simplify right side
    13,754.24x = 141,724,267.31
  5. Step 5: Solve for x
    x = 141,724,267.31/13,754.24
  6. Step 6: Final answer
    x = 10,304.04

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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.