Home / 13,837.82-19,098.33-8,173.18

Finding the Fourth Proportional to 13,837.82, 19,098.33 and 8,173.18

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Solution

The fourth proportional to 13,837.82, 19,098.33 and 8,173.18 is: 11,280.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,837.82 : 19,098.33 = 8,173.18 : x
  2. Step 2: Convert to fraction form
    13,837.82/19,098.33 = 8,173.18/x
  3. Step 3: Cross multiply
    13,837.82x = 19,098.33 × 8,173.18
  4. Step 4: Simplify right side
    13,837.82x = 156,094,088.79
  5. Step 5: Solve for x
    x = 156,094,088.79/13,837.82
  6. Step 6: Final answer
    x = 11,280.25

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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.