Home / 14,977.31-22,446.90-7,960.68

Finding the Fourth Proportional to 14,977.31, 22,446.90 and 7,960.68

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Solution

The fourth proportional to 14,977.31, 22,446.90 and 7,960.68 is: 11,930.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,977.31 : 22,446.90 = 7,960.68 : x
  2. Step 2: Convert to fraction form
    14,977.31/22,446.90 = 7,960.68/x
  3. Step 3: Cross multiply
    14,977.31x = 22,446.90 × 7,960.68
  4. Step 4: Simplify right side
    14,977.31x = 178,692,587.89
  5. Step 5: Solve for x
    x = 178,692,587.89/14,977.31
  6. Step 6: Final answer
    x = 11,930.89

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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.