Home / 51,582.02-71,195.85-31,450

Finding the Fourth Proportional to 51,582.02, 71,195.85 and 31,450

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Solution

The fourth proportional to 51,582.02, 71,195.85 and 31,450 is: 43,408.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,582.02 : 71,195.85 = 31,450 : x
  2. Step 2: Convert to fraction form
    51,582.02/71,195.85 = 31,450/x
  3. Step 3: Cross multiply
    51,582.02x = 71,195.85 × 31,450
  4. Step 4: Simplify right side
    51,582.02x = 2,239,109,482.50
  5. Step 5: Solve for x
    x = 2,239,109,482.50/51,582.02
  6. Step 6: Final answer
    x = 43,408.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.