Home / 12,977.41-19,449.19-5,954.89

Finding the Fourth Proportional to 12,977.41, 19,449.19 and 5,954.89

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Solution

The fourth proportional to 12,977.41, 19,449.19 and 5,954.89 is: 8,924.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,977.41 : 19,449.19 = 5,954.89 : x
  2. Step 2: Convert to fraction form
    12,977.41/19,449.19 = 5,954.89/x
  3. Step 3: Cross multiply
    12,977.41x = 19,449.19 × 5,954.89
  4. Step 4: Simplify right side
    12,977.41x = 115,817,787.04
  5. Step 5: Solve for x
    x = 115,817,787.04/12,977.41
  6. Step 6: Final answer
    x = 8,924.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.