Home / 19,363.68-26,722.94-10,868.48

Finding the Fourth Proportional to 19,363.68, 26,722.94 and 10,868.48

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Solution

The fourth proportional to 19,363.68, 26,722.94 and 10,868.48 is: 14,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,363.68 : 26,722.94 = 10,868.48 : x
  2. Step 2: Convert to fraction form
    19,363.68/26,722.94 = 10,868.48/x
  3. Step 3: Cross multiply
    19,363.68x = 26,722.94 × 10,868.48
  4. Step 4: Simplify right side
    19,363.68x = 290,437,738.93
  5. Step 5: Solve for x
    x = 290,437,738.93/19,363.68
  6. Step 6: Final answer
    x = 14,999.10

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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.