Home / 14,531.87-21,794.93-3,999.18

Finding the Fourth Proportional to 14,531.87, 21,794.93 and 3,999.18

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Solution

The fourth proportional to 14,531.87, 21,794.93 and 3,999.18 is: 5,997.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,531.87 : 21,794.93 = 3,999.18 : x
  2. Step 2: Convert to fraction form
    14,531.87/21,794.93 = 3,999.18/x
  3. Step 3: Cross multiply
    14,531.87x = 21,794.93 × 3,999.18
  4. Step 4: Simplify right side
    14,531.87x = 87,161,828.16
  5. Step 5: Solve for x
    x = 87,161,828.16/14,531.87
  6. Step 6: Final answer
    x = 5,997.98

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1.5x scale

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.