Home / 27,400.50-37,812.78-14,825.34

Finding the Fourth Proportional to 27,400.50, 37,812.78 and 14,825.34

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Solution

The fourth proportional to 27,400.50, 37,812.78 and 14,825.34 is: 20,459.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,400.50 : 37,812.78 = 14,825.34 : x
  2. Step 2: Convert to fraction form
    27,400.50/37,812.78 = 14,825.34/x
  3. Step 3: Cross multiply
    27,400.50x = 37,812.78 × 14,825.34
  4. Step 4: Simplify right side
    27,400.50x = 560,587,319.85
  5. Step 5: Solve for x
    x = 560,587,319.85/27,400.50
  6. Step 6: Final answer
    x = 20,459.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.