Home / 16,837.52-25,256.40-7,475.02

Finding the Fourth Proportional to 16,837.52, 25,256.40 and 7,475.02

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Solution

The fourth proportional to 16,837.52, 25,256.40 and 7,475.02 is: 11,212.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,837.52 : 25,256.40 = 7,475.02 : x
  2. Step 2: Convert to fraction form
    16,837.52/25,256.40 = 7,475.02/x
  3. Step 3: Cross multiply
    16,837.52x = 25,256.40 × 7,475.02
  4. Step 4: Simplify right side
    16,837.52x = 188,792,095.13
  5. Step 5: Solve for x
    x = 188,792,095.13/16,837.52
  6. Step 6: Final answer
    x = 11,212.58

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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.