Home / 13,062.06-18,017.43-7,753.14

Finding the Fourth Proportional to 13,062.06, 18,017.43 and 7,753.14

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Solution

The fourth proportional to 13,062.06, 18,017.43 and 7,753.14 is: 10,694.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,062.06 : 18,017.43 = 7,753.14 : x
  2. Step 2: Convert to fraction form
    13,062.06/18,017.43 = 7,753.14/x
  3. Step 3: Cross multiply
    13,062.06x = 18,017.43 × 7,753.14
  4. Step 4: Simplify right side
    13,062.06x = 139,691,657.23
  5. Step 5: Solve for x
    x = 139,691,657.23/13,062.06
  6. Step 6: Final answer
    x = 10,694.46

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Half scale
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Double scale
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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.