Home / 14,878.56-22,317.20-4,490

Finding the Fourth Proportional to 14,878.56, 22,317.20 and 4,490

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Solution

The fourth proportional to 14,878.56, 22,317.20 and 4,490 is: 6,734.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,878.56 : 22,317.20 = 4,490 : x
  2. Step 2: Convert to fraction form
    14,878.56/22,317.20 = 4,490/x
  3. Step 3: Cross multiply
    14,878.56x = 22,317.20 × 4,490
  4. Step 4: Simplify right side
    14,878.56x = 100,204,228
  5. Step 5: Solve for x
    x = 100,204,228/14,878.56
  6. Step 6: Final answer
    x = 6,734.81

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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.