Home / 19,637.64-29,234.37-19,520.89

Finding the Fourth Proportional to 19,637.64, 29,234.37 and 19,520.89

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Solution

The fourth proportional to 19,637.64, 29,234.37 and 19,520.89 is: 29,060.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,637.64 : 29,234.37 = 19,520.89 : x
  2. Step 2: Convert to fraction form
    19,637.64/29,234.37 = 19,520.89/x
  3. Step 3: Cross multiply
    19,637.64x = 29,234.37 × 19,520.89
  4. Step 4: Simplify right side
    19,637.64x = 570,680,770.19
  5. Step 5: Solve for x
    x = 570,680,770.19/19,637.64
  6. Step 6: Final answer
    x = 29,060.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.