Home / 55,822.86-77,034.99-30,671.82

Finding the Fourth Proportional to 55,822.86, 77,034.99 and 30,671.82

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Solution

The fourth proportional to 55,822.86, 77,034.99 and 30,671.82 is: 42,326.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,822.86 : 77,034.99 = 30,671.82 : x
  2. Step 2: Convert to fraction form
    55,822.86/77,034.99 = 30,671.82/x
  3. Step 3: Cross multiply
    55,822.86x = 77,034.99 × 30,671.82
  4. Step 4: Simplify right side
    55,822.86x = 2,362,803,346.98
  5. Step 5: Solve for x
    x = 2,362,803,346.98/55,822.86
  6. Step 6: Final answer
    x = 42,326.81

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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.