Home / 38,571.60-57,849.28-14,871

Finding the Fourth Proportional to 38,571.60, 57,849.28 and 14,871

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Solution

The fourth proportional to 38,571.60, 57,849.28 and 14,871 is: 22,303.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,571.60 : 57,849.28 = 14,871 : x
  2. Step 2: Convert to fraction form
    38,571.60/57,849.28 = 14,871/x
  3. Step 3: Cross multiply
    38,571.60x = 57,849.28 × 14,871
  4. Step 4: Simplify right side
    38,571.60x = 860,276,642.88
  5. Step 5: Solve for x
    x = 860,276,642.88/38,571.60
  6. Step 6: Final answer
    x = 22,303.37

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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.