Home / 19,156.32-26,427.60-11,700

Finding the Fourth Proportional to 19,156.32, 26,427.60 and 11,700

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Solution

The fourth proportional to 19,156.32, 26,427.60 and 11,700 is: 16,141.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,156.32 : 26,427.60 = 11,700 : x
  2. Step 2: Convert to fraction form
    19,156.32/26,427.60 = 11,700/x
  3. Step 3: Cross multiply
    19,156.32x = 26,427.60 × 11,700
  4. Step 4: Simplify right side
    19,156.32x = 309,202,920
  5. Step 5: Solve for x
    x = 309,202,920/19,156.32
  6. Step 6: Final answer
    x = 16,141.04

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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.