Home / 23,989.92-33,106.11-13,379.34

Finding the Fourth Proportional to 23,989.92, 33,106.11 and 13,379.34

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Solution

The fourth proportional to 23,989.92, 33,106.11 and 13,379.34 is: 18,463.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,989.92 : 33,106.11 = 13,379.34 : x
  2. Step 2: Convert to fraction form
    23,989.92/33,106.11 = 13,379.34/x
  3. Step 3: Cross multiply
    23,989.92x = 33,106.11 × 13,379.34
  4. Step 4: Simplify right side
    23,989.92x = 442,937,901.77
  5. Step 5: Solve for x
    x = 442,937,901.77/23,989.92
  6. Step 6: Final answer
    x = 18,463.50

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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.