Home / 16,750.40-25,118.48-5,057.28

Finding the Fourth Proportional to 16,750.40, 25,118.48 and 5,057.28

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Solution

The fourth proportional to 16,750.40, 25,118.48 and 5,057.28 is: 7,583.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,750.40 : 25,118.48 = 5,057.28 : x
  2. Step 2: Convert to fraction form
    16,750.40/25,118.48 = 5,057.28/x
  3. Step 3: Cross multiply
    16,750.40x = 25,118.48 × 5,057.28
  4. Step 4: Simplify right side
    16,750.40x = 127,031,186.53
  5. Step 5: Solve for x
    x = 127,031,186.53/16,750.40
  6. Step 6: Final answer
    x = 7,583.77

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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.