Home / 50,488.74-75,732.89-13,045.63

Finding the Fourth Proportional to 50,488.74, 75,732.89 and 13,045.63

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Solution

The fourth proportional to 50,488.74, 75,732.89 and 13,045.63 is: 19,568.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,488.74 : 75,732.89 = 13,045.63 : x
  2. Step 2: Convert to fraction form
    50,488.74/75,732.89 = 13,045.63/x
  3. Step 3: Cross multiply
    50,488.74x = 75,732.89 × 13,045.63
  4. Step 4: Simplify right side
    50,488.74x = 987,983,261.77
  5. Step 5: Solve for x
    x = 987,983,261.77/50,488.74
  6. Step 6: Final answer
    x = 19,568.39

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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.