Home / 19,362.92-26,721.90-10,867.76

Finding the Fourth Proportional to 19,362.92, 26,721.90 and 10,867.76

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Solution

The fourth proportional to 19,362.92, 26,721.90 and 10,867.76 is: 14,998.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,362.92 : 26,721.90 = 10,867.76 : x
  2. Step 2: Convert to fraction form
    19,362.92/26,721.90 = 10,867.76/x
  3. Step 3: Cross multiply
    19,362.92x = 26,721.90 × 10,867.76
  4. Step 4: Simplify right side
    19,362.92x = 290,407,195.94
  5. Step 5: Solve for x
    x = 290,407,195.94/19,362.92
  6. Step 6: Final answer
    x = 14,998.11

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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.