Home / 15,906.31-23,859.45-5,376.35

Finding the Fourth Proportional to 15,906.31, 23,859.45 and 5,376.35

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Solution

The fourth proportional to 15,906.31, 23,859.45 and 5,376.35 is: 8,064.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,906.31 : 23,859.45 = 5,376.35 : x
  2. Step 2: Convert to fraction form
    15,906.31/23,859.45 = 5,376.35/x
  3. Step 3: Cross multiply
    15,906.31x = 23,859.45 × 5,376.35
  4. Step 4: Simplify right side
    15,906.31x = 128,276,813.66
  5. Step 5: Solve for x
    x = 128,276,813.66/15,906.31
  6. Step 6: Final answer
    x = 8,064.52

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1.5x scale

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.