Home / 15,904.37-23,859.30-5,374.48

Finding the Fourth Proportional to 15,904.37, 23,859.30 and 5,374.48

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Solution

The fourth proportional to 15,904.37, 23,859.30 and 5,374.48 is: 8,062.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,904.37 : 23,859.30 = 5,374.48 : x
  2. Step 2: Convert to fraction form
    15,904.37/23,859.30 = 5,374.48/x
  3. Step 3: Cross multiply
    15,904.37x = 23,859.30 × 5,374.48
  4. Step 4: Simplify right side
    15,904.37x = 128,231,211.37
  5. Step 5: Solve for x
    x = 128,231,211.37/15,904.37
  6. Step 6: Final answer
    x = 8,062.64

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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.