Home / 13,459.77-20,192.09-4,575.83

Finding the Fourth Proportional to 13,459.77, 20,192.09 and 4,575.83

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Solution

The fourth proportional to 13,459.77, 20,192.09 and 4,575.83 is: 6,864.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,459.77 : 20,192.09 = 4,575.83 : x
  2. Step 2: Convert to fraction form
    13,459.77/20,192.09 = 4,575.83/x
  3. Step 3: Cross multiply
    13,459.77x = 20,192.09 × 4,575.83
  4. Step 4: Simplify right side
    13,459.77x = 92,395,447.35
  5. Step 5: Solve for x
    x = 92,395,447.35/13,459.77
  6. Step 6: Final answer
    x = 6,864.56

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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.