Home / 50,429.01-75,655.36-28,257.69

Finding the Fourth Proportional to 50,429.01, 75,655.36 and 28,257.69

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Solution

The fourth proportional to 50,429.01, 75,655.36 and 28,257.69 is: 42,393.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,429.01 : 75,655.36 = 28,257.69 : x
  2. Step 2: Convert to fraction form
    50,429.01/75,655.36 = 28,257.69/x
  3. Step 3: Cross multiply
    50,429.01x = 75,655.36 × 28,257.69
  4. Step 4: Simplify right side
    50,429.01x = 2,137,845,523.71
  5. Step 5: Solve for x
    x = 2,137,845,523.71/50,429.01
  6. Step 6: Final answer
    x = 42,393.17

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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.