Home / 23,089.34-31,863.64-13,018.27

Finding the Fourth Proportional to 23,089.34, 31,863.64 and 13,018.27

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Solution

The fourth proportional to 23,089.34, 31,863.64 and 13,018.27 is: 17,965.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,089.34 : 31,863.64 = 13,018.27 : x
  2. Step 2: Convert to fraction form
    23,089.34/31,863.64 = 13,018.27/x
  3. Step 3: Cross multiply
    23,089.34x = 31,863.64 × 13,018.27
  4. Step 4: Simplify right side
    23,089.34x = 414,809,468.70
  5. Step 5: Solve for x
    x = 414,809,468.70/23,089.34
  6. Step 6: Final answer
    x = 17,965.41

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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.