Home / 16,455.74-24,626.19-13,459.55

Finding the Fourth Proportional to 16,455.74, 24,626.19 and 13,459.55

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Solution

The fourth proportional to 16,455.74, 24,626.19 and 13,459.55 is: 20,142.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,455.74 : 24,626.19 = 13,459.55 : x
  2. Step 2: Convert to fraction form
    16,455.74/24,626.19 = 13,459.55/x
  3. Step 3: Cross multiply
    16,455.74x = 24,626.19 × 13,459.55
  4. Step 4: Simplify right side
    16,455.74x = 331,457,435.61
  5. Step 5: Solve for x
    x = 331,457,435.61/16,455.74
  6. Step 6: Final answer
    x = 20,142.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.