Home / 23,026.11-31,774.21-12,952.55

Finding the Fourth Proportional to 23,026.11, 31,774.21 and 12,952.55

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Solution

The fourth proportional to 23,026.11, 31,774.21 and 12,952.55 is: 17,873.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,026.11 : 31,774.21 = 12,952.55 : x
  2. Step 2: Convert to fraction form
    23,026.11/31,774.21 = 12,952.55/x
  3. Step 3: Cross multiply
    23,026.11x = 31,774.21 × 12,952.55
  4. Step 4: Simplify right side
    23,026.11x = 411,557,043.74
  5. Step 5: Solve for x
    x = 411,557,043.74/23,026.11
  6. Step 6: Final answer
    x = 17,873.49

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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.