Home / 14,211.51-21,319.21-4,849.02

Finding the Fourth Proportional to 14,211.51, 21,319.21 and 4,849.02

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Solution

The fourth proportional to 14,211.51, 21,319.21 and 4,849.02 is: 7,274.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,211.51 : 21,319.21 = 4,849.02 : x
  2. Step 2: Convert to fraction form
    14,211.51/21,319.21 = 4,849.02/x
  3. Step 3: Cross multiply
    14,211.51x = 21,319.21 × 4,849.02
  4. Step 4: Simplify right side
    14,211.51x = 103,377,169.08
  5. Step 5: Solve for x
    x = 103,377,169.08/14,211.51
  6. Step 6: Final answer
    x = 7,274.19

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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.