Home / 27,511.64-37,966.21-16,181.60

Finding the Fourth Proportional to 27,511.64, 37,966.21 and 16,181.60

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Solution

The fourth proportional to 27,511.64, 37,966.21 and 16,181.60 is: 22,330.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,511.64 : 37,966.21 = 16,181.60 : x
  2. Step 2: Convert to fraction form
    27,511.64/37,966.21 = 16,181.60/x
  3. Step 3: Cross multiply
    27,511.64x = 37,966.21 × 16,181.60
  4. Step 4: Simplify right side
    27,511.64x = 614,354,078.20
  5. Step 5: Solve for x
    x = 614,354,078.20/27,511.64
  6. Step 6: Final answer
    x = 22,330.70

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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.