Home / 55,733.06-76,907.85-30,584.18

Finding the Fourth Proportional to 55,733.06, 76,907.85 and 30,584.18

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Solution

The fourth proportional to 55,733.06, 76,907.85 and 30,584.18 is: 42,204.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,733.06 : 76,907.85 = 30,584.18 : x
  2. Step 2: Convert to fraction form
    55,733.06/76,907.85 = 30,584.18/x
  3. Step 3: Cross multiply
    55,733.06x = 76,907.85 × 30,584.18
  4. Step 4: Simplify right side
    55,733.06x = 2,352,163,143.27
  5. Step 5: Solve for x
    x = 2,352,163,143.27/55,733.06
  6. Step 6: Final answer
    x = 42,204.09

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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.