Home / 15,584.36-23,346.30-13,839.08

Finding the Fourth Proportional to 15,584.36, 23,346.30 and 13,839.08

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Solution

The fourth proportional to 15,584.36, 23,346.30 and 13,839.08 is: 20,731.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,584.36 : 23,346.30 = 13,839.08 : x
  2. Step 2: Convert to fraction form
    15,584.36/23,346.30 = 13,839.08/x
  3. Step 3: Cross multiply
    15,584.36x = 23,346.30 × 13,839.08
  4. Step 4: Simplify right side
    15,584.36x = 323,091,313.40
  5. Step 5: Solve for x
    x = 323,091,313.40/15,584.36
  6. Step 6: Final answer
    x = 20,731.77

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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.