Home / 55,038.96-75,951.44-31,166.94

Finding the Fourth Proportional to 55,038.96, 75,951.44 and 31,166.94

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Solution

The fourth proportional to 55,038.96, 75,951.44 and 31,166.94 is: 43,009.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,038.96 : 75,951.44 = 31,166.94 : x
  2. Step 2: Convert to fraction form
    55,038.96/75,951.44 = 31,166.94/x
  3. Step 3: Cross multiply
    55,038.96x = 75,951.44 × 31,166.94
  4. Step 4: Simplify right side
    55,038.96x = 2,367,173,973.39
  5. Step 5: Solve for x
    x = 2,367,173,973.39/55,038.96
  6. Step 6: Final answer
    x = 43,009.06

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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.