Home / 27,515.52-37,980.48-16,184.88

Finding the Fourth Proportional to 27,515.52, 37,980.48 and 16,184.88

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Solution

The fourth proportional to 27,515.52, 37,980.48 and 16,184.88 is: 22,340.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,515.52 : 37,980.48 = 16,184.88 : x
  2. Step 2: Convert to fraction form
    27,515.52/37,980.48 = 16,184.88/x
  3. Step 3: Cross multiply
    27,515.52x = 37,980.48 × 16,184.88
  4. Step 4: Simplify right side
    27,515.52x = 614,709,511.14
  5. Step 5: Solve for x
    x = 614,709,511.14/27,515.52
  6. Step 6: Final answer
    x = 22,340.46

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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.