Home / 55,091.93-76,026.57-31,223.12

Finding the Fourth Proportional to 55,091.93, 76,026.57 and 31,223.12

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Solution

The fourth proportional to 55,091.93, 76,026.57 and 31,223.12 is: 43,087.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,091.93 : 76,026.57 = 31,223.12 : x
  2. Step 2: Convert to fraction form
    55,091.93/76,026.57 = 31,223.12/x
  3. Step 3: Cross multiply
    55,091.93x = 76,026.57 × 31,223.12
  4. Step 4: Simplify right side
    55,091.93x = 2,373,786,718.30
  5. Step 5: Solve for x
    x = 2,373,786,718.30/55,091.93
  6. Step 6: Final answer
    x = 43,087.74

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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.