Home / 32,759.16-49,138.74-13,780.92

Finding the Fourth Proportional to 32,759.16, 49,138.74 and 13,780.92

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Solution

The fourth proportional to 32,759.16, 49,138.74 and 13,780.92 is: 20,671.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,759.16 : 49,138.74 = 13,780.92 : x
  2. Step 2: Convert to fraction form
    32,759.16/49,138.74 = 13,780.92/x
  3. Step 3: Cross multiply
    32,759.16x = 49,138.74 × 13,780.92
  4. Step 4: Simplify right side
    32,759.16x = 677,177,044.84
  5. Step 5: Solve for x
    x = 677,177,044.84/32,759.16
  6. Step 6: Final answer
    x = 20,671.38

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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.