Home / 27,608.40-41,420.25-13,572.36

Finding the Fourth Proportional to 27,608.40, 41,420.25 and 13,572.36

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Solution

The fourth proportional to 27,608.40, 41,420.25 and 13,572.36 is: 20,362.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,608.40 : 41,420.25 = 13,572.36 : x
  2. Step 2: Convert to fraction form
    27,608.40/41,420.25 = 13,572.36/x
  3. Step 3: Cross multiply
    27,608.40x = 41,420.25 × 13,572.36
  4. Step 4: Simplify right side
    27,608.40x = 562,170,544.29
  5. Step 5: Solve for x
    x = 562,170,544.29/27,608.40
  6. Step 6: Final answer
    x = 20,362.30

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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.