Home / 50,268.29-75,402.38-12,828.36

Finding the Fourth Proportional to 50,268.29, 75,402.38 and 12,828.36

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Solution

The fourth proportional to 50,268.29, 75,402.38 and 12,828.36 is: 19,242.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,268.29 : 75,402.38 = 12,828.36 : x
  2. Step 2: Convert to fraction form
    50,268.29/75,402.38 = 12,828.36/x
  3. Step 3: Cross multiply
    50,268.29x = 75,402.38 × 12,828.36
  4. Step 4: Simplify right side
    50,268.29x = 967,288,875.50
  5. Step 5: Solve for x
    x = 967,288,875.50/50,268.29
  6. Step 6: Final answer
    x = 19,242.53

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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.