Home / 28,562.72-39,380.01-19,594.66

Finding the Fourth Proportional to 28,562.72, 39,380.01 and 19,594.66

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Solution

The fourth proportional to 28,562.72, 39,380.01 and 19,594.66 is: 27,015.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,562.72 : 39,380.01 = 19,594.66 : x
  2. Step 2: Convert to fraction form
    28,562.72/39,380.01 = 19,594.66/x
  3. Step 3: Cross multiply
    28,562.72x = 39,380.01 × 19,594.66
  4. Step 4: Simplify right side
    28,562.72x = 771,637,611.87
  5. Step 5: Solve for x
    x = 771,637,611.87/28,562.72
  6. Step 6: Final answer
    x = 27,015.55

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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.