Home / 15,821.24-23,615.93-13,952.92

Finding the Fourth Proportional to 15,821.24, 23,615.93 and 13,952.92

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Solution

The fourth proportional to 15,821.24, 23,615.93 and 13,952.92 is: 20,827.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,821.24 : 23,615.93 = 13,952.92 : x
  2. Step 2: Convert to fraction form
    15,821.24/23,615.93 = 13,952.92/x
  3. Step 3: Cross multiply
    15,821.24x = 23,615.93 × 13,952.92
  4. Step 4: Simplify right side
    15,821.24x = 329,511,182.02
  5. Step 5: Solve for x
    x = 329,511,182.02/15,821.24
  6. Step 6: Final answer
    x = 20,827.14

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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.