Home / 13,846.08-19,087.60-9,865.68

Finding the Fourth Proportional to 13,846.08, 19,087.60 and 9,865.68

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Solution

The fourth proportional to 13,846.08, 19,087.60 and 9,865.68 is: 13,600.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,846.08 : 19,087.60 = 9,865.68 : x
  2. Step 2: Convert to fraction form
    13,846.08/19,087.60 = 9,865.68/x
  3. Step 3: Cross multiply
    13,846.08x = 19,087.60 × 9,865.68
  4. Step 4: Simplify right side
    13,846.08x = 188,312,153.57
  5. Step 5: Solve for x
    x = 188,312,153.57/13,846.08
  6. Step 6: Final answer
    x = 13,600.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.