Home / 15,524.72-21,449.24-10,829.96

Finding the Fourth Proportional to 15,524.72, 21,449.24 and 10,829.96

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Solution

The fourth proportional to 15,524.72, 21,449.24 and 10,829.96 is: 14,962.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,524.72 : 21,449.24 = 10,829.96 : x
  2. Step 2: Convert to fraction form
    15,524.72/21,449.24 = 10,829.96/x
  3. Step 3: Cross multiply
    15,524.72x = 21,449.24 × 10,829.96
  4. Step 4: Simplify right side
    15,524.72x = 232,294,411.23
  5. Step 5: Solve for x
    x = 232,294,411.23/15,524.72
  6. Step 6: Final answer
    x = 14,962.87

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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.