Home / 55,733.38-76,911.04-31,534.09

Finding the Fourth Proportional to 55,733.38, 76,911.04 and 31,534.09

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Solution

The fourth proportional to 55,733.38, 76,911.04 and 31,534.09 is: 43,516.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,733.38 : 76,911.04 = 31,534.09 : x
  2. Step 2: Convert to fraction form
    55,733.38/76,911.04 = 31,534.09/x
  3. Step 3: Cross multiply
    55,733.38x = 76,911.04 × 31,534.09
  4. Step 4: Simplify right side
    55,733.38x = 2,425,319,657.35
  5. Step 5: Solve for x
    x = 2,425,319,657.35/55,733.38
  6. Step 6: Final answer
    x = 43,516.46

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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.