Home / 13,225.84-19,837.94-5,434.44

Finding the Fourth Proportional to 13,225.84, 19,837.94 and 5,434.44

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Solution

The fourth proportional to 13,225.84, 19,837.94 and 5,434.44 is: 8,151.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,225.84 : 19,837.94 = 5,434.44 : x
  2. Step 2: Convert to fraction form
    13,225.84/19,837.94 = 5,434.44/x
  3. Step 3: Cross multiply
    13,225.84x = 19,837.94 × 5,434.44
  4. Step 4: Simplify right side
    13,225.84x = 107,808,094.65
  5. Step 5: Solve for x
    x = 107,808,094.65/13,225.84
  6. Step 6: Final answer
    x = 8,151.32

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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.