Home / 19,220.24-26,524-10,722.32

Finding the Fourth Proportional to 19,220.24, 26,524 and 10,722.32

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Solution

The fourth proportional to 19,220.24, 26,524 and 10,722.32 is: 14,796.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,220.24 : 26,524 = 10,722.32 : x
  2. Step 2: Convert to fraction form
    19,220.24/26,524 = 10,722.32/x
  3. Step 3: Cross multiply
    19,220.24x = 26,524 × 10,722.32
  4. Step 4: Simplify right side
    19,220.24x = 284,398,815.68
  5. Step 5: Solve for x
    x = 284,398,815.68/19,220.24
  6. Step 6: Final answer
    x = 14,796.84

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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.