Home / 14,571.46-21,810.18-7,541.80

Finding the Fourth Proportional to 14,571.46, 21,810.18 and 7,541.80

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Solution

The fourth proportional to 14,571.46, 21,810.18 and 7,541.80 is: 11,288.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,571.46 : 21,810.18 = 7,541.80 : x
  2. Step 2: Convert to fraction form
    14,571.46/21,810.18 = 7,541.80/x
  3. Step 3: Cross multiply
    14,571.46x = 21,810.18 × 7,541.80
  4. Step 4: Simplify right side
    14,571.46x = 164,488,015.52
  5. Step 5: Solve for x
    x = 164,488,015.52/14,571.46
  6. Step 6: Final answer
    x = 11,288.37

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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.