Home / 13,848.52-20,775.48-4,490.86

Finding the Fourth Proportional to 13,848.52, 20,775.48 and 4,490.86

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Solution

The fourth proportional to 13,848.52, 20,775.48 and 4,490.86 is: 6,737.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,848.52 : 20,775.48 = 4,490.86 : x
  2. Step 2: Convert to fraction form
    13,848.52/20,775.48 = 4,490.86/x
  3. Step 3: Cross multiply
    13,848.52x = 20,775.48 × 4,490.86
  4. Step 4: Simplify right side
    13,848.52x = 93,299,772.11
  5. Step 5: Solve for x
    x = 93,299,772.11/13,848.52
  6. Step 6: Final answer
    x = 6,737.17

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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.