Home / 50,636.09-75,904.76-20,232.16

Finding the Fourth Proportional to 50,636.09, 75,904.76 and 20,232.16

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Solution

The fourth proportional to 50,636.09, 75,904.76 and 20,232.16 is: 30,328.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,636.09 : 75,904.76 = 20,232.16 : x
  2. Step 2: Convert to fraction form
    50,636.09/75,904.76 = 20,232.16/x
  3. Step 3: Cross multiply
    50,636.09x = 75,904.76 × 20,232.16
  4. Step 4: Simplify right side
    50,636.09x = 1,535,716,869.56
  5. Step 5: Solve for x
    x = 1,535,716,869.56/50,636.09
  6. Step 6: Final answer
    x = 30,328.51

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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.