Home / 16,157.89-22,293.66-9,439.71

Finding the Fourth Proportional to 16,157.89, 22,293.66 and 9,439.71

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Solution

The fourth proportional to 16,157.89, 22,293.66 and 9,439.71 is: 13,024.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,157.89 : 22,293.66 = 9,439.71 : x
  2. Step 2: Convert to fraction form
    16,157.89/22,293.66 = 9,439.71/x
  3. Step 3: Cross multiply
    16,157.89x = 22,293.66 × 9,439.71
  4. Step 4: Simplify right side
    16,157.89x = 210,445,685.24
  5. Step 5: Solve for x
    x = 210,445,685.24/16,157.89
  6. Step 6: Final answer
    x = 13,024.33

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Double scale
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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.