Home / 25,030.50-37,531.17-10,989.96

Finding the Fourth Proportional to 25,030.50, 37,531.17 and 10,989.96

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Solution

The fourth proportional to 25,030.50, 37,531.17 and 10,989.96 is: 16,478.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,030.50 : 37,531.17 = 10,989.96 : x
  2. Step 2: Convert to fraction form
    25,030.50/37,531.17 = 10,989.96/x
  3. Step 3: Cross multiply
    25,030.50x = 37,531.17 × 10,989.96
  4. Step 4: Simplify right side
    25,030.50x = 412,466,057.05
  5. Step 5: Solve for x
    x = 412,466,057.05/25,030.50
  6. Step 6: Final answer
    x = 16,478.54

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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.