Home / 13,588.82-20,386.29-4,823.73

Finding the Fourth Proportional to 13,588.82, 20,386.29 and 4,823.73

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Solution

The fourth proportional to 13,588.82, 20,386.29 and 4,823.73 is: 7,236.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,588.82 : 20,386.29 = 4,823.73 : x
  2. Step 2: Convert to fraction form
    13,588.82/20,386.29 = 4,823.73/x
  3. Step 3: Cross multiply
    13,588.82x = 20,386.29 × 4,823.73
  4. Step 4: Simplify right side
    13,588.82x = 98,337,958.66
  5. Step 5: Solve for x
    x = 98,337,958.66/13,588.82
  6. Step 6: Final answer
    x = 7,236.68

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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.