Home / 14,542.86-21,811.29-4,152.30

Finding the Fourth Proportional to 14,542.86, 21,811.29 and 4,152.30

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Solution

The fourth proportional to 14,542.86, 21,811.29 and 4,152.30 is: 6,227.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,542.86 : 21,811.29 = 4,152.30 : x
  2. Step 2: Convert to fraction form
    14,542.86/21,811.29 = 4,152.30/x
  3. Step 3: Cross multiply
    14,542.86x = 21,811.29 × 4,152.30
  4. Step 4: Simplify right side
    14,542.86x = 90,567,019.47
  5. Step 5: Solve for x
    x = 90,567,019.47/14,542.86
  6. Step 6: Final answer
    x = 6,227.59

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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.