Home / 50,401.36-75,535.26-20,802.16

Finding the Fourth Proportional to 50,401.36, 75,535.26 and 20,802.16

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Solution

The fourth proportional to 50,401.36, 75,535.26 and 20,802.16 is: 31,175.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,401.36 : 75,535.26 = 20,802.16 : x
  2. Step 2: Convert to fraction form
    50,401.36/75,535.26 = 20,802.16/x
  3. Step 3: Cross multiply
    50,401.36x = 75,535.26 × 20,802.16
  4. Step 4: Simplify right side
    50,401.36x = 1,571,296,564.16
  5. Step 5: Solve for x
    x = 1,571,296,564.16/50,401.36
  6. Step 6: Final answer
    x = 31,175.68

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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.