Home / 13,837.06-19,098.21-8,800.30

Finding the Fourth Proportional to 13,837.06, 19,098.21 and 8,800.30

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Solution

The fourth proportional to 13,837.06, 19,098.21 and 8,800.30 is: 12,146.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,837.06 : 19,098.21 = 8,800.30 : x
  2. Step 2: Convert to fraction form
    13,837.06/19,098.21 = 8,800.30/x
  3. Step 3: Cross multiply
    13,837.06x = 19,098.21 × 8,800.30
  4. Step 4: Simplify right side
    13,837.06x = 168,069,977.46
  5. Step 5: Solve for x
    x = 168,069,977.46/13,837.06
  6. Step 6: Final answer
    x = 12,146.36

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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.