Home / 50,302.83-75,436.97-19,146.99

Finding the Fourth Proportional to 50,302.83, 75,436.97 and 19,146.99

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Solution

The fourth proportional to 50,302.83, 75,436.97 and 19,146.99 is: 28,713.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,302.83 : 75,436.97 = 19,146.99 : x
  2. Step 2: Convert to fraction form
    50,302.83/75,436.97 = 19,146.99/x
  3. Step 3: Cross multiply
    50,302.83x = 75,436.97 × 19,146.99
  4. Step 4: Simplify right side
    50,302.83x = 1,444,390,814.49
  5. Step 5: Solve for x
    x = 1,444,390,814.49/50,302.83
  6. Step 6: Final answer
    x = 28,713.91

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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.