Home / 14,479.36-21,702.32-6,671.76

Finding the Fourth Proportional to 14,479.36, 21,702.32 and 6,671.76

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Solution

The fourth proportional to 14,479.36, 21,702.32 and 6,671.76 is: 9,999.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,479.36 : 21,702.32 = 6,671.76 : x
  2. Step 2: Convert to fraction form
    14,479.36/21,702.32 = 6,671.76/x
  3. Step 3: Cross multiply
    14,479.36x = 21,702.32 × 6,671.76
  4. Step 4: Simplify right side
    14,479.36x = 144,792,670.48
  5. Step 5: Solve for x
    x = 144,792,670.48/14,479.36
  6. Step 6: Final answer
    x = 9,999.94

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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.