Home / 19,372.24-29,076.55-9,518.59

Finding the Fourth Proportional to 19,372.24, 29,076.55 and 9,518.59

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Solution

The fourth proportional to 19,372.24, 29,076.55 and 9,518.59 is: 14,286.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,372.24 : 29,076.55 = 9,518.59 : x
  2. Step 2: Convert to fraction form
    19,372.24/29,076.55 = 9,518.59/x
  3. Step 3: Cross multiply
    19,372.24x = 29,076.55 × 9,518.59
  4. Step 4: Simplify right side
    19,372.24x = 276,767,661.58
  5. Step 5: Solve for x
    x = 276,767,661.58/19,372.24
  6. Step 6: Final answer
    x = 14,286.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.