Home / 27,515.28-37,970.76-16,192.08

Finding the Fourth Proportional to 27,515.28, 37,970.76 and 16,192.08

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Solution

The fourth proportional to 27,515.28, 37,970.76 and 16,192.08 is: 22,344.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,515.28 : 37,970.76 = 16,192.08 : x
  2. Step 2: Convert to fraction form
    27,515.28/37,970.76 = 16,192.08/x
  3. Step 3: Cross multiply
    27,515.28x = 37,970.76 × 16,192.08
  4. Step 4: Simplify right side
    27,515.28x = 614,825,583.58
  5. Step 5: Solve for x
    x = 614,825,583.58/27,515.28
  6. Step 6: Final answer
    x = 22,344.88

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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.