Home / 15,574.32-21,493.44-14,524.56

Finding the Fourth Proportional to 15,574.32, 21,493.44 and 14,524.56

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Solution

The fourth proportional to 15,574.32, 21,493.44 and 14,524.56 is: 20,044.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,574.32 : 21,493.44 = 14,524.56 : x
  2. Step 2: Convert to fraction form
    15,574.32/21,493.44 = 14,524.56/x
  3. Step 3: Cross multiply
    15,574.32x = 21,493.44 × 14,524.56
  4. Step 4: Simplify right side
    15,574.32x = 312,182,758.89
  5. Step 5: Solve for x
    x = 312,182,758.89/15,574.32
  6. Step 6: Final answer
    x = 20,044.71

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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.