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Finding the Fourth Proportional to 13,073.56, 18,041.23 and 7,252.49

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Solution

The fourth proportional to 13,073.56, 18,041.23 and 7,252.49 is: 10,008.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,073.56 : 18,041.23 = 7,252.49 : x
  2. Step 2: Convert to fraction form
    13,073.56/18,041.23 = 7,252.49/x
  3. Step 3: Cross multiply
    13,073.56x = 18,041.23 × 7,252.49
  4. Step 4: Simplify right side
    13,073.56x = 130,843,840.16
  5. Step 5: Solve for x
    x = 130,843,840.16/13,073.56
  6. Step 6: Final answer
    x = 10,008.28

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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.