Home / 39,733.03-59,529.50-20,971.73

Finding the Fourth Proportional to 39,733.03, 59,529.50 and 20,971.73

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Solution

The fourth proportional to 39,733.03, 59,529.50 and 20,971.73 is: 31,420.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,733.03 : 59,529.50 = 20,971.73 : x
  2. Step 2: Convert to fraction form
    39,733.03/59,529.50 = 20,971.73/x
  3. Step 3: Cross multiply
    39,733.03x = 59,529.50 × 20,971.73
  4. Step 4: Simplify right side
    39,733.03x = 1,248,436,723.64
  5. Step 5: Solve for x
    x = 1,248,436,723.64/39,733.03
  6. Step 6: Final answer
    x = 31,420.63

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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.