Home / 55,647.26-76,793.43-30,153.66

Finding the Fourth Proportional to 55,647.26, 76,793.43 and 30,153.66

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Solution

The fourth proportional to 55,647.26, 76,793.43 and 30,153.66 is: 41,612.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,647.26 : 76,793.43 = 30,153.66 : x
  2. Step 2: Convert to fraction form
    55,647.26/76,793.43 = 30,153.66/x
  3. Step 3: Cross multiply
    55,647.26x = 76,793.43 × 30,153.66
  4. Step 4: Simplify right side
    55,647.26x = 2,315,602,978.45
  5. Step 5: Solve for x
    x = 2,315,602,978.45/55,647.26
  6. Step 6: Final answer
    x = 41,612.17

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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.