Home / 55,708.92-76,873.32-31,835.52

Finding the Fourth Proportional to 55,708.92, 76,873.32 and 31,835.52

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Solution

The fourth proportional to 55,708.92, 76,873.32 and 31,835.52 is: 43,930.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,708.92 : 76,873.32 = 31,835.52 : x
  2. Step 2: Convert to fraction form
    55,708.92/76,873.32 = 31,835.52/x
  3. Step 3: Cross multiply
    55,708.92x = 76,873.32 × 31,835.52
  4. Step 4: Simplify right side
    55,708.92x = 2,447,302,116.33
  5. Step 5: Solve for x
    x = 2,447,302,116.33/55,708.92
  6. Step 6: Final answer
    x = 43,930.17

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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.