Home / 50,483.16-75,752.08-18,914.72

Finding the Fourth Proportional to 50,483.16, 75,752.08 and 18,914.72

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Solution

The fourth proportional to 50,483.16, 75,752.08 and 18,914.72 is: 28,382.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,483.16 : 75,752.08 = 18,914.72 : x
  2. Step 2: Convert to fraction form
    50,483.16/75,752.08 = 18,914.72/x
  3. Step 3: Cross multiply
    50,483.16x = 75,752.08 × 18,914.72
  4. Step 4: Simplify right side
    50,483.16x = 1,432,829,382.62
  5. Step 5: Solve for x
    x = 1,432,829,382.62/50,483.16
  6. Step 6: Final answer
    x = 28,382.32

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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.