Home / 34,039.36-46,975.26-20,612.92

Finding the Fourth Proportional to 34,039.36, 46,975.26 and 20,612.92

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Solution

The fourth proportional to 34,039.36, 46,975.26 and 20,612.92 is: 28,446.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,039.36 : 46,975.26 = 20,612.92 : x
  2. Step 2: Convert to fraction form
    34,039.36/46,975.26 = 20,612.92/x
  3. Step 3: Cross multiply
    34,039.36x = 46,975.26 × 20,612.92
  4. Step 4: Simplify right side
    34,039.36x = 968,297,276.36
  5. Step 5: Solve for x
    x = 968,297,276.36/34,039.36
  6. Step 6: Final answer
    x = 28,446.40

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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.