Home / 50,059.04-75,119.36-20,477.04

Finding the Fourth Proportional to 50,059.04, 75,119.36 and 20,477.04

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Solution

The fourth proportional to 50,059.04, 75,119.36 and 20,477.04 is: 30,728.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,059.04 : 75,119.36 = 20,477.04 : x
  2. Step 2: Convert to fraction form
    50,059.04/75,119.36 = 20,477.04/x
  3. Step 3: Cross multiply
    50,059.04x = 75,119.36 × 20,477.04
  4. Step 4: Simplify right side
    50,059.04x = 1,538,222,139.49
  5. Step 5: Solve for x
    x = 1,538,222,139.49/50,059.04
  6. Step 6: Final answer
    x = 30,728.16

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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.