Home / 13,866.32-19,141.85-8,837.44

Finding the Fourth Proportional to 13,866.32, 19,141.85 and 8,837.44

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Solution

The fourth proportional to 13,866.32, 19,141.85 and 8,837.44 is: 12,199.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,866.32 : 19,141.85 = 8,837.44 : x
  2. Step 2: Convert to fraction form
    13,866.32/19,141.85 = 8,837.44/x
  3. Step 3: Cross multiply
    13,866.32x = 19,141.85 × 8,837.44
  4. Step 4: Simplify right side
    13,866.32x = 169,164,925.10
  5. Step 5: Solve for x
    x = 169,164,925.10/13,866.32
  6. Step 6: Final answer
    x = 12,199.70

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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.