Home / 14,227.60-21,341.70-3,698.02

Finding the Fourth Proportional to 14,227.60, 21,341.70 and 3,698.02

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Solution

The fourth proportional to 14,227.60, 21,341.70 and 3,698.02 is: 5,547.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,227.60 : 21,341.70 = 3,698.02 : x
  2. Step 2: Convert to fraction form
    14,227.60/21,341.70 = 3,698.02/x
  3. Step 3: Cross multiply
    14,227.60x = 21,341.70 × 3,698.02
  4. Step 4: Simplify right side
    14,227.60x = 78,922,033.43
  5. Step 5: Solve for x
    x = 78,922,033.43/14,227.60
  6. Step 6: Final answer
    x = 5,547.11

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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.