Home / 14,708.15-20,297.45-7,993.91

Finding the Fourth Proportional to 14,708.15, 20,297.45 and 7,993.91

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Solution

The fourth proportional to 14,708.15, 20,297.45 and 7,993.91 is: 11,031.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,708.15 : 20,297.45 = 7,993.91 : x
  2. Step 2: Convert to fraction form
    14,708.15/20,297.45 = 7,993.91/x
  3. Step 3: Cross multiply
    14,708.15x = 20,297.45 × 7,993.91
  4. Step 4: Simplify right side
    14,708.15x = 162,255,988.53
  5. Step 5: Solve for x
    x = 162,255,988.53/14,708.15
  6. Step 6: Final answer
    x = 11,031.71

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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.