Home / 14,447.42-21,671.88-4,587.47

Finding the Fourth Proportional to 14,447.42, 21,671.88 and 4,587.47

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Solution

The fourth proportional to 14,447.42, 21,671.88 and 4,587.47 is: 6,881.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,447.42 : 21,671.88 = 4,587.47 : x
  2. Step 2: Convert to fraction form
    14,447.42/21,671.88 = 4,587.47/x
  3. Step 3: Cross multiply
    14,447.42x = 21,671.88 × 4,587.47
  4. Step 4: Simplify right side
    14,447.42x = 99,419,099.34
  5. Step 5: Solve for x
    x = 99,419,099.34/14,447.42
  6. Step 6: Final answer
    x = 6,881.44

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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.