Home / 17,671.74-24,392.68-11,315.45

Finding the Fourth Proportional to 17,671.74, 24,392.68 and 11,315.45

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Solution

The fourth proportional to 17,671.74, 24,392.68 and 11,315.45 is: 15,618.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,671.74 : 24,392.68 = 11,315.45 : x
  2. Step 2: Convert to fraction form
    17,671.74/24,392.68 = 11,315.45/x
  3. Step 3: Cross multiply
    17,671.74x = 24,392.68 × 11,315.45
  4. Step 4: Simplify right side
    17,671.74x = 276,014,046.39
  5. Step 5: Solve for x
    x = 276,014,046.39/17,671.74
  6. Step 6: Final answer
    x = 15,618.95

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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.