Home / 29,690.74-40,973.88-16,943.66

Finding the Fourth Proportional to 29,690.74, 40,973.88 and 16,943.66

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Solution

The fourth proportional to 29,690.74, 40,973.88 and 16,943.66 is: 23,382.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,690.74 : 40,973.88 = 16,943.66 : x
  2. Step 2: Convert to fraction form
    29,690.74/40,973.88 = 16,943.66/x
  3. Step 3: Cross multiply
    29,690.74x = 40,973.88 × 16,943.66
  4. Step 4: Simplify right side
    29,690.74x = 694,247,594.04
  5. Step 5: Solve for x
    x = 694,247,594.04/29,690.74
  6. Step 6: Final answer
    x = 23,382.63

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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.