Home / 53,122.67-73,309.55-30,462.51

Finding the Fourth Proportional to 53,122.67, 73,309.55 and 30,462.51

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Solution

The fourth proportional to 53,122.67, 73,309.55 and 30,462.51 is: 42,038.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,122.67 : 73,309.55 = 30,462.51 : x
  2. Step 2: Convert to fraction form
    53,122.67/73,309.55 = 30,462.51/x
  3. Step 3: Cross multiply
    53,122.67x = 73,309.55 × 30,462.51
  4. Step 4: Simplify right side
    53,122.67x = 2,233,192,747.66
  5. Step 5: Solve for x
    x = 2,233,192,747.66/53,122.67
  6. Step 6: Final answer
    x = 42,038.42

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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.