Home / 50,036.18-75,047.78-18,867.38

Finding the Fourth Proportional to 50,036.18, 75,047.78 and 18,867.38

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Solution

The fourth proportional to 50,036.18, 75,047.78 and 18,867.38 is: 28,298.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,036.18 : 75,047.78 = 18,867.38 : x
  2. Step 2: Convert to fraction form
    50,036.18/75,047.78 = 18,867.38/x
  3. Step 3: Cross multiply
    50,036.18x = 75,047.78 × 18,867.38
  4. Step 4: Simplify right side
    50,036.18x = 1,415,954,513.84
  5. Step 5: Solve for x
    x = 1,415,954,513.84/50,036.18
  6. Step 6: Final answer
    x = 28,298.62

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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.