Home / 27,182.02-37,512.45-16,979.09

Finding the Fourth Proportional to 27,182.02, 37,512.45 and 16,979.09

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Solution

The fourth proportional to 27,182.02, 37,512.45 and 16,979.09 is: 23,431.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,182.02 : 37,512.45 = 16,979.09 : x
  2. Step 2: Convert to fraction form
    27,182.02/37,512.45 = 16,979.09/x
  3. Step 3: Cross multiply
    27,182.02x = 37,512.45 × 16,979.09
  4. Step 4: Simplify right side
    27,182.02x = 636,927,264.67
  5. Step 5: Solve for x
    x = 636,927,264.67/27,182.02
  6. Step 6: Final answer
    x = 23,431.93

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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.