Home / 14,718.18-22,079.31-5,356.45

Finding the Fourth Proportional to 14,718.18, 22,079.31 and 5,356.45

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Solution

The fourth proportional to 14,718.18, 22,079.31 and 5,356.45 is: 8,035.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,718.18 : 22,079.31 = 5,356.45 : x
  2. Step 2: Convert to fraction form
    14,718.18/22,079.31 = 5,356.45/x
  3. Step 3: Cross multiply
    14,718.18x = 22,079.31 × 5,356.45
  4. Step 4: Simplify right side
    14,718.18x = 118,266,720.05
  5. Step 5: Solve for x
    x = 118,266,720.05/14,718.18
  6. Step 6: Final answer
    x = 8,035.42

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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.