Home / 27,031.96-40,532.52-10,381.60

Finding the Fourth Proportional to 27,031.96, 40,532.52 and 10,381.60

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Solution

The fourth proportional to 27,031.96, 40,532.52 and 10,381.60 is: 15,566.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,031.96 : 40,532.52 = 10,381.60 : x
  2. Step 2: Convert to fraction form
    27,031.96/40,532.52 = 10,381.60/x
  3. Step 3: Cross multiply
    27,031.96x = 40,532.52 × 10,381.60
  4. Step 4: Simplify right side
    27,031.96x = 420,792,409.63
  5. Step 5: Solve for x
    x = 420,792,409.63/27,031.96
  6. Step 6: Final answer
    x = 15,566.48

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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.