Home / 22,585.16-31,183.08-17,270.72

Finding the Fourth Proportional to 22,585.16, 31,183.08 and 17,270.72

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Solution

The fourth proportional to 22,585.16, 31,183.08 and 17,270.72 is: 23,845.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,585.16 : 31,183.08 = 17,270.72 : x
  2. Step 2: Convert to fraction form
    22,585.16/31,183.08 = 17,270.72/x
  3. Step 3: Cross multiply
    22,585.16x = 31,183.08 × 17,270.72
  4. Step 4: Simplify right side
    22,585.16x = 538,554,243.42
  5. Step 5: Solve for x
    x = 538,554,243.42/22,585.16
  6. Step 6: Final answer
    x = 23,845.49

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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.