Home / 55,756.05-76,943.91-30,262.62

Finding the Fourth Proportional to 55,756.05, 76,943.91 and 30,262.62

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Solution

The fourth proportional to 55,756.05, 76,943.91 and 30,262.62 is: 41,762.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,756.05 : 76,943.91 = 30,262.62 : x
  2. Step 2: Convert to fraction form
    55,756.05/76,943.91 = 30,262.62/x
  3. Step 3: Cross multiply
    55,756.05x = 76,943.91 × 30,262.62
  4. Step 4: Simplify right side
    55,756.05x = 2,328,524,309.64
  5. Step 5: Solve for x
    x = 2,328,524,309.64/55,756.05
  6. Step 6: Final answer
    x = 41,762.72

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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.