Home / 34,722.31-47,919.73-19,617.74

Finding the Fourth Proportional to 34,722.31, 47,919.73 and 19,617.74

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Solution

The fourth proportional to 34,722.31, 47,919.73 and 19,617.74 is: 27,074.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,722.31 : 47,919.73 = 19,617.74 : x
  2. Step 2: Convert to fraction form
    34,722.31/47,919.73 = 19,617.74/x
  3. Step 3: Cross multiply
    34,722.31x = 47,919.73 × 19,617.74
  4. Step 4: Simplify right side
    34,722.31x = 940,076,804.01
  5. Step 5: Solve for x
    x = 940,076,804.01/34,722.31
  6. Step 6: Final answer
    x = 27,074.15

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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.