Home / 16,397.68-22,623.96-9,683.86

Finding the Fourth Proportional to 16,397.68, 22,623.96 and 9,683.86

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Solution

The fourth proportional to 16,397.68, 22,623.96 and 9,683.86 is: 13,360.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,397.68 : 22,623.96 = 9,683.86 : x
  2. Step 2: Convert to fraction form
    16,397.68/22,623.96 = 9,683.86/x
  3. Step 3: Cross multiply
    16,397.68x = 22,623.96 × 9,683.86
  4. Step 4: Simplify right side
    16,397.68x = 219,087,261.29
  5. Step 5: Solve for x
    x = 219,087,261.29/16,397.68
  6. Step 6: Final answer
    x = 13,360.87

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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.