Home / 18,957.36-26,163.63-11,002.08

Finding the Fourth Proportional to 18,957.36, 26,163.63 and 11,002.08

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Solution

The fourth proportional to 18,957.36, 26,163.63 and 11,002.08 is: 15,184.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,957.36 : 26,163.63 = 11,002.08 : x
  2. Step 2: Convert to fraction form
    18,957.36/26,163.63 = 11,002.08/x
  3. Step 3: Cross multiply
    18,957.36x = 26,163.63 × 11,002.08
  4. Step 4: Simplify right side
    18,957.36x = 287,854,350.35
  5. Step 5: Solve for x
    x = 287,854,350.35/18,957.36
  6. Step 6: Final answer
    x = 15,184.31

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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.