Home / 50,007.04-69,039.66-31,169.68

Finding the Fourth Proportional to 50,007.04, 69,039.66 and 31,169.68

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Solution

The fourth proportional to 50,007.04, 69,039.66 and 31,169.68 is: 43,032.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,007.04 : 69,039.66 = 31,169.68 : x
  2. Step 2: Convert to fraction form
    50,007.04/69,039.66 = 31,169.68/x
  3. Step 3: Cross multiply
    50,007.04x = 69,039.66 × 31,169.68
  4. Step 4: Simplify right side
    50,007.04x = 2,151,944,109.51
  5. Step 5: Solve for x
    x = 2,151,944,109.51/50,007.04
  6. Step 6: Final answer
    x = 43,032.82

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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.