Home / 27,420.54-41,125.60-13,366.44

Finding the Fourth Proportional to 27,420.54, 41,125.60 and 13,366.44

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Solution

The fourth proportional to 27,420.54, 41,125.60 and 13,366.44 is: 20,047.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,420.54 : 41,125.60 = 13,366.44 : x
  2. Step 2: Convert to fraction form
    27,420.54/41,125.60 = 13,366.44/x
  3. Step 3: Cross multiply
    27,420.54x = 41,125.60 × 13,366.44
  4. Step 4: Simplify right side
    27,420.54x = 549,702,881.57
  5. Step 5: Solve for x
    x = 549,702,881.57/27,420.54
  6. Step 6: Final answer
    x = 20,047.12

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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.