Home / 35,734.50-49,315.83-20,629.92

Finding the Fourth Proportional to 35,734.50, 49,315.83 and 20,629.92

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Solution

The fourth proportional to 35,734.50, 49,315.83 and 20,629.92 is: 28,470.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,734.50 : 49,315.83 = 20,629.92 : x
  2. Step 2: Convert to fraction form
    35,734.50/49,315.83 = 20,629.92/x
  3. Step 3: Cross multiply
    35,734.50x = 49,315.83 × 20,629.92
  4. Step 4: Simplify right side
    35,734.50x = 1,017,381,627.63
  5. Step 5: Solve for x
    x = 1,017,381,627.63/35,734.50
  6. Step 6: Final answer
    x = 28,470.57

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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.