Home / 13,088.30-19,632.42-3,227.60

Finding the Fourth Proportional to 13,088.30, 19,632.42 and 3,227.60

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Solution

The fourth proportional to 13,088.30, 19,632.42 and 3,227.60 is: 4,841.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,088.30 : 19,632.42 = 3,227.60 : x
  2. Step 2: Convert to fraction form
    13,088.30/19,632.42 = 3,227.60/x
  3. Step 3: Cross multiply
    13,088.30x = 19,632.42 × 3,227.60
  4. Step 4: Simplify right side
    13,088.30x = 63,365,598.79
  5. Step 5: Solve for x
    x = 63,365,598.79/13,088.30
  6. Step 6: Final answer
    x = 4,841.39

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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.