Home / 50,036.01-75,035.17-20,438.02

Finding the Fourth Proportional to 50,036.01, 75,035.17 and 20,438.02

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Solution

The fourth proportional to 50,036.01, 75,035.17 and 20,438.02 is: 30,649.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,036.01 : 75,035.17 = 20,438.02 : x
  2. Step 2: Convert to fraction form
    50,036.01/75,035.17 = 20,438.02/x
  3. Step 3: Cross multiply
    50,036.01x = 75,035.17 × 20,438.02
  4. Step 4: Simplify right side
    50,036.01x = 1,533,570,305.16
  5. Step 5: Solve for x
    x = 1,533,570,305.16/50,036.01
  6. Step 6: Final answer
    x = 30,649.33

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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.