Home / 16,502.60-22,771.49-9,429.48

Finding the Fourth Proportional to 16,502.60, 22,771.49 and 9,429.48

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Solution

The fourth proportional to 16,502.60, 22,771.49 and 9,429.48 is: 13,011.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,502.60 : 22,771.49 = 9,429.48 : x
  2. Step 2: Convert to fraction form
    16,502.60/22,771.49 = 9,429.48/x
  3. Step 3: Cross multiply
    16,502.60x = 22,771.49 × 9,429.48
  4. Step 4: Simplify right side
    16,502.60x = 214,723,309.53
  5. Step 5: Solve for x
    x = 214,723,309.53/16,502.60
  6. Step 6: Final answer
    x = 13,011.48

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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.