Home / 22,935.92-31,645.48-13,502.64

Finding the Fourth Proportional to 22,935.92, 31,645.48 and 13,502.64

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Solution

The fourth proportional to 22,935.92, 31,645.48 and 13,502.64 is: 18,630.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,935.92 : 31,645.48 = 13,502.64 : x
  2. Step 2: Convert to fraction form
    22,935.92/31,645.48 = 13,502.64/x
  3. Step 3: Cross multiply
    22,935.92x = 31,645.48 × 13,502.64
  4. Step 4: Simplify right side
    22,935.92x = 427,297,524.07
  5. Step 5: Solve for x
    x = 427,297,524.07/22,935.92
  6. Step 6: Final answer
    x = 18,630.06

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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.