Home / 56,453.99-84,663.33-20,425.90

Finding the Fourth Proportional to 56,453.99, 84,663.33 and 20,425.90

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Solution

The fourth proportional to 56,453.99, 84,663.33 and 20,425.90 is: 30,632.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,453.99 : 84,663.33 = 20,425.90 : x
  2. Step 2: Convert to fraction form
    56,453.99/84,663.33 = 20,425.90/x
  3. Step 3: Cross multiply
    56,453.99x = 84,663.33 × 20,425.90
  4. Step 4: Simplify right side
    56,453.99x = 1,729,324,344.62
  5. Step 5: Solve for x
    x = 1,729,324,344.62/56,453.99
  6. Step 6: Final answer
    x = 30,632.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.