Home / 22,952.58-31,671.96-12,878.94

Finding the Fourth Proportional to 22,952.58, 31,671.96 and 12,878.94

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Solution

The fourth proportional to 22,952.58, 31,671.96 and 12,878.94 is: 17,771.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,952.58 : 31,671.96 = 12,878.94 : x
  2. Step 2: Convert to fraction form
    22,952.58/31,671.96 = 12,878.94/x
  3. Step 3: Cross multiply
    22,952.58x = 31,671.96 × 12,878.94
  4. Step 4: Simplify right side
    22,952.58x = 407,901,272.52
  5. Step 5: Solve for x
    x = 407,901,272.52/22,952.58
  6. Step 6: Final answer
    x = 17,771.48

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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.