Home / 27,281.80-37,648.26-16,671.40

Finding the Fourth Proportional to 27,281.80, 37,648.26 and 16,671.40

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Solution

The fourth proportional to 27,281.80, 37,648.26 and 16,671.40 is: 23,006.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,281.80 : 37,648.26 = 16,671.40 : x
  2. Step 2: Convert to fraction form
    27,281.80/37,648.26 = 16,671.40/x
  3. Step 3: Cross multiply
    27,281.80x = 37,648.26 × 16,671.40
  4. Step 4: Simplify right side
    27,281.80x = 627,649,201.76
  5. Step 5: Solve for x
    x = 627,649,201.76/27,281.80
  6. Step 6: Final answer
    x = 23,006.15

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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.