Home / 14,966.36-20,654.51-8,251.98

Finding the Fourth Proportional to 14,966.36, 20,654.51 and 8,251.98

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Solution

The fourth proportional to 14,966.36, 20,654.51 and 8,251.98 is: 11,388.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,966.36 : 20,654.51 = 8,251.98 : x
  2. Step 2: Convert to fraction form
    14,966.36/20,654.51 = 8,251.98/x
  3. Step 3: Cross multiply
    14,966.36x = 20,654.51 × 8,251.98
  4. Step 4: Simplify right side
    14,966.36x = 170,440,603.43
  5. Step 5: Solve for x
    x = 170,440,603.43/14,966.36
  6. Step 6: Final answer
    x = 11,388.25

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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.