Home / 22,447.58-30,977.30-12,376.97

Finding the Fourth Proportional to 22,447.58, 30,977.30 and 12,376.97

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Solution

The fourth proportional to 22,447.58, 30,977.30 and 12,376.97 is: 17,080.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,447.58 : 30,977.30 = 12,376.97 : x
  2. Step 2: Convert to fraction form
    22,447.58/30,977.30 = 12,376.97/x
  3. Step 3: Cross multiply
    22,447.58x = 30,977.30 × 12,376.97
  4. Step 4: Simplify right side
    22,447.58x = 383,404,988.84
  5. Step 5: Solve for x
    x = 383,404,988.84/22,447.58
  6. Step 6: Final answer
    x = 17,080.01

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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.