Home / 19,382.02-26,747.37-10,997.86

Finding the Fourth Proportional to 19,382.02, 26,747.37 and 10,997.86

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Solution

The fourth proportional to 19,382.02, 26,747.37 and 10,997.86 is: 15,177.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,382.02 : 26,747.37 = 10,997.86 : x
  2. Step 2: Convert to fraction form
    19,382.02/26,747.37 = 10,997.86/x
  3. Step 3: Cross multiply
    19,382.02x = 26,747.37 × 10,997.86
  4. Step 4: Simplify right side
    19,382.02x = 294,163,830.63
  5. Step 5: Solve for x
    x = 294,163,830.63/19,382.02
  6. Step 6: Final answer
    x = 15,177.15

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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.