Home / 55,829.81-77,044.79-30,335.99

Finding the Fourth Proportional to 55,829.81, 77,044.79 and 30,335.99

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Solution

The fourth proportional to 55,829.81, 77,044.79 and 30,335.99 is: 41,863.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,829.81 : 77,044.79 = 30,335.99 : x
  2. Step 2: Convert to fraction form
    55,829.81/77,044.79 = 30,335.99/x
  3. Step 3: Cross multiply
    55,829.81x = 77,044.79 × 30,335.99
  4. Step 4: Simplify right side
    55,829.81x = 2,337,229,669.61
  5. Step 5: Solve for x
    x = 2,337,229,669.61/55,829.81
  6. Step 6: Final answer
    x = 41,863.47

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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.