Home / 19,935.18-27,480.51-16,392.24

Finding the Fourth Proportional to 19,935.18, 27,480.51 and 16,392.24

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Solution

The fourth proportional to 19,935.18, 27,480.51 and 16,392.24 is: 22,596.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,935.18 : 27,480.51 = 16,392.24 : x
  2. Step 2: Convert to fraction form
    19,935.18/27,480.51 = 16,392.24/x
  3. Step 3: Cross multiply
    19,935.18x = 27,480.51 × 16,392.24
  4. Step 4: Simplify right side
    19,935.18x = 450,467,115.24
  5. Step 5: Solve for x
    x = 450,467,115.24/19,935.18
  6. Step 6: Final answer
    x = 22,596.59

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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.