Home / 19,705.92-27,193.28-10,753.04

Finding the Fourth Proportional to 19,705.92, 27,193.28 and 10,753.04

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Solution

The fourth proportional to 19,705.92, 27,193.28 and 10,753.04 is: 14,838.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,705.92 : 27,193.28 = 10,753.04 : x
  2. Step 2: Convert to fraction form
    19,705.92/27,193.28 = 10,753.04/x
  3. Step 3: Cross multiply
    19,705.92x = 27,193.28 × 10,753.04
  4. Step 4: Simplify right side
    19,705.92x = 292,410,427.57
  5. Step 5: Solve for x
    x = 292,410,427.57/19,705.92
  6. Step 6: Final answer
    x = 14,838.71

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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.