Home / 35,766.77-49,346.73-20,657.44

Finding the Fourth Proportional to 35,766.77, 49,346.73 and 20,657.44

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Solution

The fourth proportional to 35,766.77, 49,346.73 and 20,657.44 is: 28,500.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,766.77 : 49,346.73 = 20,657.44 : x
  2. Step 2: Convert to fraction form
    35,766.77/49,346.73 = 20,657.44/x
  3. Step 3: Cross multiply
    35,766.77x = 49,346.73 × 20,657.44
  4. Step 4: Simplify right side
    35,766.77x = 1,019,376,990.80
  5. Step 5: Solve for x
    x = 1,019,376,990.80/35,766.77
  6. Step 6: Final answer
    x = 28,500.67

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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.