Home / 35,834.20-49,451.76-20,730.28

Finding the Fourth Proportional to 35,834.20, 49,451.76 and 20,730.28

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Solution

The fourth proportional to 35,834.20, 49,451.76 and 20,730.28 is: 28,608.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,834.20 : 49,451.76 = 20,730.28 : x
  2. Step 2: Convert to fraction form
    35,834.20/49,451.76 = 20,730.28/x
  3. Step 3: Cross multiply
    35,834.20x = 49,451.76 × 20,730.28
  4. Step 4: Simplify right side
    35,834.20x = 1,025,148,831.29
  5. Step 5: Solve for x
    x = 1,025,148,831.29/35,834.20
  6. Step 6: Final answer
    x = 28,608.11

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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.