Home / 13,304.28-19,963.16-8,864.98

Finding the Fourth Proportional to 13,304.28, 19,963.16 and 8,864.98

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Solution

The fourth proportional to 13,304.28, 19,963.16 and 8,864.98 is: 13,301.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304.28 : 19,963.16 = 8,864.98 : x
  2. Step 2: Convert to fraction form
    13,304.28/19,963.16 = 8,864.98/x
  3. Step 3: Cross multiply
    13,304.28x = 19,963.16 × 8,864.98
  4. Step 4: Simplify right side
    13,304.28x = 176,973,014.14
  5. Step 5: Solve for x
    x = 176,973,014.14/13,304.28
  6. Step 6: Final answer
    x = 13,301.96

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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.