Home / 16,558.51-22,859.20-12,773.18

Finding the Fourth Proportional to 16,558.51, 22,859.20 and 12,773.18

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Solution

The fourth proportional to 16,558.51, 22,859.20 and 12,773.18 is: 17,633.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,558.51 : 22,859.20 = 12,773.18 : x
  2. Step 2: Convert to fraction form
    16,558.51/22,859.20 = 12,773.18/x
  3. Step 3: Cross multiply
    16,558.51x = 22,859.20 × 12,773.18
  4. Step 4: Simplify right side
    16,558.51x = 291,984,530.03
  5. Step 5: Solve for x
    x = 291,984,530.03/16,558.51
  6. Step 6: Final answer
    x = 17,633.51

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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.