Home / 19,392.92-26,772.45-13,052.85

Finding the Fourth Proportional to 19,392.92, 26,772.45 and 13,052.85

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Solution

The fourth proportional to 19,392.92, 26,772.45 and 13,052.85 is: 18,019.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,392.92 : 26,772.45 = 13,052.85 : x
  2. Step 2: Convert to fraction form
    19,392.92/26,772.45 = 13,052.85/x
  3. Step 3: Cross multiply
    19,392.92x = 26,772.45 × 13,052.85
  4. Step 4: Simplify right side
    19,392.92x = 349,456,773.98
  5. Step 5: Solve for x
    x = 349,456,773.98/19,392.92
  6. Step 6: Final answer
    x = 18,019.82

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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.