Home / 14,388.92-19,837.56-10,788.56

Finding the Fourth Proportional to 14,388.92, 19,837.56 and 10,788.56

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Solution

The fourth proportional to 14,388.92, 19,837.56 and 10,788.56 is: 14,873.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,388.92 : 19,837.56 = 10,788.56 : x
  2. Step 2: Convert to fraction form
    14,388.92/19,837.56 = 10,788.56/x
  3. Step 3: Cross multiply
    14,388.92x = 19,837.56 × 10,788.56
  4. Step 4: Simplify right side
    14,388.92x = 214,018,706.31
  5. Step 5: Solve for x
    x = 214,018,706.31/14,388.92
  6. Step 6: Final answer
    x = 14,873.85

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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.