Home / 15,317.73-22,984.23-5,457.78

Finding the Fourth Proportional to 15,317.73, 22,984.23 and 5,457.78

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Solution

The fourth proportional to 15,317.73, 22,984.23 and 5,457.78 is: 8,189.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,317.73 : 22,984.23 = 5,457.78 : x
  2. Step 2: Convert to fraction form
    15,317.73/22,984.23 = 5,457.78/x
  3. Step 3: Cross multiply
    15,317.73x = 22,984.23 × 5,457.78
  4. Step 4: Simplify right side
    15,317.73x = 125,442,875.93
  5. Step 5: Solve for x
    x = 125,442,875.93/15,317.73
  6. Step 6: Final answer
    x = 8,189.39

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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.