Home / 13,158.04-19,736.40-4,837.42

Finding the Fourth Proportional to 13,158.04, 19,736.40 and 4,837.42

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Solution

The fourth proportional to 13,158.04, 19,736.40 and 4,837.42 is: 7,255.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,158.04 : 19,736.40 = 4,837.42 : x
  2. Step 2: Convert to fraction form
    13,158.04/19,736.40 = 4,837.42/x
  3. Step 3: Cross multiply
    13,158.04x = 19,736.40 × 4,837.42
  4. Step 4: Simplify right side
    13,158.04x = 95,473,256.09
  5. Step 5: Solve for x
    x = 95,473,256.09/13,158.04
  6. Step 6: Final answer
    x = 7,255.89

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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.