Home / 15,822.24-23,617.42-13,953.92

Finding the Fourth Proportional to 15,822.24, 23,617.42 and 13,953.92

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Solution

The fourth proportional to 15,822.24, 23,617.42 and 13,953.92 is: 20,828.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,822.24 : 23,617.42 = 13,953.92 : x
  2. Step 2: Convert to fraction form
    15,822.24/23,617.42 = 13,953.92/x
  3. Step 3: Cross multiply
    15,822.24x = 23,617.42 × 13,953.92
  4. Step 4: Simplify right side
    15,822.24x = 329,555,589.29
  5. Step 5: Solve for x
    x = 329,555,589.29/15,822.24
  6. Step 6: Final answer
    x = 20,828.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.