Home / 22,155.26-30,574.76-12,593.64

Finding the Fourth Proportional to 22,155.26, 30,574.76 and 12,593.64

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Solution

The fourth proportional to 22,155.26, 30,574.76 and 12,593.64 is: 17,379.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,155.26 : 30,574.76 = 12,593.64 : x
  2. Step 2: Convert to fraction form
    22,155.26/30,574.76 = 12,593.64/x
  3. Step 3: Cross multiply
    22,155.26x = 30,574.76 × 12,593.64
  4. Step 4: Simplify right side
    22,155.26x = 385,047,520.53
  5. Step 5: Solve for x
    x = 385,047,520.53/22,155.26
  6. Step 6: Final answer
    x = 17,379.51

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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.