Home / 55,603.98-76,733.64-30,110.64

Finding the Fourth Proportional to 55,603.98, 76,733.64 and 30,110.64

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Solution

The fourth proportional to 55,603.98, 76,733.64 and 30,110.64 is: 41,552.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,603.98 : 76,733.64 = 30,110.64 : x
  2. Step 2: Convert to fraction form
    55,603.98/76,733.64 = 30,110.64/x
  3. Step 3: Cross multiply
    55,603.98x = 76,733.64 × 30,110.64
  4. Step 4: Simplify right side
    55,603.98x = 2,310,499,009.93
  5. Step 5: Solve for x
    x = 2,310,499,009.93/55,603.98
  6. Step 6: Final answer
    x = 41,552.77

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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.