Home / 21,437.13-32,157.92-5,854.75

Finding the Fourth Proportional to 21,437.13, 32,157.92 and 5,854.75

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Solution

The fourth proportional to 21,437.13, 32,157.92 and 5,854.75 is: 8,782.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,437.13 : 32,157.92 = 5,854.75 : x
  2. Step 2: Convert to fraction form
    21,437.13/32,157.92 = 5,854.75/x
  3. Step 3: Cross multiply
    21,437.13x = 32,157.92 × 5,854.75
  4. Step 4: Simplify right side
    21,437.13x = 188,276,552.85
  5. Step 5: Solve for x
    x = 188,276,552.85/21,437.13
  6. Step 6: Final answer
    x = 8,782.73

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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.