Home / 15,616.63-23,394.97-13,087.81

Finding the Fourth Proportional to 15,616.63, 23,394.97 and 13,087.81

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Solution

The fourth proportional to 15,616.63, 23,394.97 and 13,087.81 is: 19,606.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,616.63 : 23,394.97 = 13,087.81 : x
  2. Step 2: Convert to fraction form
    15,616.63/23,394.97 = 13,087.81/x
  3. Step 3: Cross multiply
    15,616.63x = 23,394.97 × 13,087.81
  4. Step 4: Simplify right side
    15,616.63x = 306,188,922.32
  5. Step 5: Solve for x
    x = 306,188,922.32/15,616.63
  6. Step 6: Final answer
    x = 19,606.59

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1.5x scale

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.