Home / 25,953.48-38,954.44-13,312.73

Finding the Fourth Proportional to 25,953.48, 38,954.44 and 13,312.73

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Solution

The fourth proportional to 25,953.48, 38,954.44 and 13,312.73 is: 19,981.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,953.48 : 38,954.44 = 13,312.73 : x
  2. Step 2: Convert to fraction form
    25,953.48/38,954.44 = 13,312.73/x
  3. Step 3: Cross multiply
    25,953.48x = 38,954.44 × 13,312.73
  4. Step 4: Simplify right side
    25,953.48x = 518,589,942.02
  5. Step 5: Solve for x
    x = 518,589,942.02/25,953.48
  6. Step 6: Final answer
    x = 19,981.52

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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.