Home / 27,276.48-37,645.02-16,663.86

Finding the Fourth Proportional to 27,276.48, 37,645.02 and 16,663.86

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Solution

The fourth proportional to 27,276.48, 37,645.02 and 16,663.86 is: 22,998.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,276.48 : 37,645.02 = 16,663.86 : x
  2. Step 2: Convert to fraction form
    27,276.48/37,645.02 = 16,663.86/x
  3. Step 3: Cross multiply
    27,276.48x = 37,645.02 × 16,663.86
  4. Step 4: Simplify right side
    27,276.48x = 627,311,342.98
  5. Step 5: Solve for x
    x = 627,311,342.98/27,276.48
  6. Step 6: Final answer
    x = 22,998.25

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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.