Home / 13,056.24-19,585.92-6,129.12

Finding the Fourth Proportional to 13,056.24, 19,585.92 and 6,129.12

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Solution

The fourth proportional to 13,056.24, 19,585.92 and 6,129.12 is: 9,194.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,056.24 : 19,585.92 = 6,129.12 : x
  2. Step 2: Convert to fraction form
    13,056.24/19,585.92 = 6,129.12/x
  3. Step 3: Cross multiply
    13,056.24x = 19,585.92 × 6,129.12
  4. Step 4: Simplify right side
    13,056.24x = 120,044,453.99
  5. Step 5: Solve for x
    x = 120,044,453.99/13,056.24
  6. Step 6: Final answer
    x = 9,194.41

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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.