Home / 55,463.03-76,552.58-31,603.77

Finding the Fourth Proportional to 55,463.03, 76,552.58 and 31,603.77

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Solution

The fourth proportional to 55,463.03, 76,552.58 and 31,603.77 is: 43,620.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,463.03 : 76,552.58 = 31,603.77 : x
  2. Step 2: Convert to fraction form
    55,463.03/76,552.58 = 31,603.77/x
  3. Step 3: Cross multiply
    55,463.03x = 76,552.58 × 31,603.77
  4. Step 4: Simplify right side
    55,463.03x = 2,419,350,131.23
  5. Step 5: Solve for x
    x = 2,419,350,131.23/55,463.03
  6. Step 6: Final answer
    x = 43,620.95

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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.