Home / 13,966.18-19,277.42-8,304.92

Finding the Fourth Proportional to 13,966.18, 19,277.42 and 8,304.92

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Solution

The fourth proportional to 13,966.18, 19,277.42 and 8,304.92 is: 11,463.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,966.18 : 19,277.42 = 8,304.92 : x
  2. Step 2: Convert to fraction form
    13,966.18/19,277.42 = 8,304.92/x
  3. Step 3: Cross multiply
    13,966.18x = 19,277.42 × 8,304.92
  4. Step 4: Simplify right side
    13,966.18x = 160,097,431.45
  5. Step 5: Solve for x
    x = 160,097,431.45/13,966.18
  6. Step 6: Final answer
    x = 11,463.22

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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.