Home / 13,124.46-19,683.18-8,963.76

Finding the Fourth Proportional to 13,124.46, 19,683.18 and 8,963.76

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Solution

The fourth proportional to 13,124.46, 19,683.18 and 8,963.76 is: 13,443.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,124.46 : 19,683.18 = 8,963.76 : x
  2. Step 2: Convert to fraction form
    13,124.46/19,683.18 = 8,963.76/x
  3. Step 3: Cross multiply
    13,124.46x = 19,683.18 × 8,963.76
  4. Step 4: Simplify right side
    13,124.46x = 176,435,301.56
  5. Step 5: Solve for x
    x = 176,435,301.56/13,124.46
  6. Step 6: Final answer
    x = 13,443.24

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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.