Home / 14,877.53-20,529.66-8,502.85

Finding the Fourth Proportional to 14,877.53, 20,529.66 and 8,502.85

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Solution

The fourth proportional to 14,877.53, 20,529.66 and 8,502.85 is: 11,733.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,877.53 : 20,529.66 = 8,502.85 : x
  2. Step 2: Convert to fraction form
    14,877.53/20,529.66 = 8,502.85/x
  3. Step 3: Cross multiply
    14,877.53x = 20,529.66 × 8,502.85
  4. Step 4: Simplify right side
    14,877.53x = 174,560,629.25
  5. Step 5: Solve for x
    x = 174,560,629.25/14,877.53
  6. Step 6: Final answer
    x = 11,733.18

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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.