Home / 19,690.66-29,549.31-14,772.34

Finding the Fourth Proportional to 19,690.66, 29,549.31 and 14,772.34

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Solution

The fourth proportional to 19,690.66, 29,549.31 and 14,772.34 is: 22,168.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,690.66 : 29,549.31 = 14,772.34 : x
  2. Step 2: Convert to fraction form
    19,690.66/29,549.31 = 14,772.34/x
  3. Step 3: Cross multiply
    19,690.66x = 29,549.31 × 14,772.34
  4. Step 4: Simplify right side
    19,690.66x = 436,512,454.09
  5. Step 5: Solve for x
    x = 436,512,454.09/19,690.66
  6. Step 6: Final answer
    x = 22,168.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.