Home / 55,033.70-75,946.82-31,162.59

Finding the Fourth Proportional to 55,033.70, 75,946.82 and 31,162.59

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Solution

The fourth proportional to 55,033.70, 75,946.82 and 31,162.59 is: 43,004.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,033.70 : 75,946.82 = 31,162.59 : x
  2. Step 2: Convert to fraction form
    55,033.70/75,946.82 = 31,162.59/x
  3. Step 3: Cross multiply
    55,033.70x = 75,946.82 × 31,162.59
  4. Step 4: Simplify right side
    55,033.70x = 2,366,699,457.65
  5. Step 5: Solve for x
    x = 2,366,699,457.65/55,033.70
  6. Step 6: Final answer
    x = 43,004.55

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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.