Home / 19,301.08-28,955.72-6,154.56

Finding the Fourth Proportional to 19,301.08, 28,955.72 and 6,154.56

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Solution

The fourth proportional to 19,301.08, 28,955.72 and 6,154.56 is: 9,233.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,301.08 : 28,955.72 = 6,154.56 : x
  2. Step 2: Convert to fraction form
    19,301.08/28,955.72 = 6,154.56/x
  3. Step 3: Cross multiply
    19,301.08x = 28,955.72 × 6,154.56
  4. Step 4: Simplify right side
    19,301.08x = 178,209,716.08
  5. Step 5: Solve for x
    x = 178,209,716.08/19,301.08
  6. Step 6: Final answer
    x = 9,233.15

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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.