Home / 55,747.84-76,932.07-30,254.21

Finding the Fourth Proportional to 55,747.84, 76,932.07 and 30,254.21

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Solution

The fourth proportional to 55,747.84, 76,932.07 and 30,254.21 is: 41,750.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,747.84 : 76,932.07 = 30,254.21 : x
  2. Step 2: Convert to fraction form
    55,747.84/76,932.07 = 30,254.21/x
  3. Step 3: Cross multiply
    55,747.84x = 76,932.07 × 30,254.21
  4. Step 4: Simplify right side
    55,747.84x = 2,327,518,465.58
  5. Step 5: Solve for x
    x = 2,327,518,465.58/55,747.84
  6. Step 6: Final answer
    x = 41,750.83

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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.