Home / 22,956.58-31,677.48-12,882.94

Finding the Fourth Proportional to 22,956.58, 31,677.48 and 12,882.94

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Solution

The fourth proportional to 22,956.58, 31,677.48 and 12,882.94 is: 17,777.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,956.58 : 31,677.48 = 12,882.94 : x
  2. Step 2: Convert to fraction form
    22,956.58/31,677.48 = 12,882.94/x
  3. Step 3: Cross multiply
    22,956.58x = 31,677.48 × 12,882.94
  4. Step 4: Simplify right side
    22,956.58x = 408,099,074.19
  5. Step 5: Solve for x
    x = 408,099,074.19/22,956.58
  6. Step 6: Final answer
    x = 17,777.00

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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.