Home / 14,811.96-22,192.02-8,643

Finding the Fourth Proportional to 14,811.96, 22,192.02 and 8,643

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Solution

The fourth proportional to 14,811.96, 22,192.02 and 8,643 is: 12,949.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,811.96 : 22,192.02 = 8,643 : x
  2. Step 2: Convert to fraction form
    14,811.96/22,192.02 = 8,643/x
  3. Step 3: Cross multiply
    14,811.96x = 22,192.02 × 8,643
  4. Step 4: Simplify right side
    14,811.96x = 191,805,628.86
  5. Step 5: Solve for x
    x = 191,805,628.86/14,811.96
  6. Step 6: Final answer
    x = 12,949.38

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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.