Home / 19,364.22-29,051.28-13,803.84

Finding the Fourth Proportional to 19,364.22, 29,051.28 and 13,803.84

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Solution

The fourth proportional to 19,364.22, 29,051.28 and 13,803.84 is: 20,709.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,364.22 : 29,051.28 = 13,803.84 : x
  2. Step 2: Convert to fraction form
    19,364.22/29,051.28 = 13,803.84/x
  3. Step 3: Cross multiply
    19,364.22x = 29,051.28 × 13,803.84
  4. Step 4: Simplify right side
    19,364.22x = 401,019,220.92
  5. Step 5: Solve for x
    x = 401,019,220.92/19,364.22
  6. Step 6: Final answer
    x = 20,709.29

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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.