Home / 55,242.66-82,799.70-31,566.80

Finding the Fourth Proportional to 55,242.66, 82,799.70 and 31,566.80

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Solution

The fourth proportional to 55,242.66, 82,799.70 and 31,566.80 is: 47,313.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,242.66 : 82,799.70 = 31,566.80 : x
  2. Step 2: Convert to fraction form
    55,242.66/82,799.70 = 31,566.80/x
  3. Step 3: Cross multiply
    55,242.66x = 82,799.70 × 31,566.80
  4. Step 4: Simplify right side
    55,242.66x = 2,613,721,569.96
  5. Step 5: Solve for x
    x = 2,613,721,569.96/55,242.66
  6. Step 6: Final answer
    x = 47,313.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.