Home / 37,433.22-51,657.84-21,520.77

Finding the Fourth Proportional to 37,433.22, 51,657.84 and 21,520.77

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Solution

The fourth proportional to 37,433.22, 51,657.84 and 21,520.77 is: 29,698.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,433.22 : 51,657.84 = 21,520.77 : x
  2. Step 2: Convert to fraction form
    37,433.22/51,657.84 = 21,520.77/x
  3. Step 3: Cross multiply
    37,433.22x = 51,657.84 × 21,520.77
  4. Step 4: Simplify right side
    37,433.22x = 1,111,716,493.34
  5. Step 5: Solve for x
    x = 1,111,716,493.34/37,433.22
  6. Step 6: Final answer
    x = 29,698.66

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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.