Home / 30,301.32-41,817.06-16,871.73

Finding the Fourth Proportional to 30,301.32, 41,817.06 and 16,871.73

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Solution

The fourth proportional to 30,301.32, 41,817.06 and 16,871.73 is: 23,283.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,301.32 : 41,817.06 = 16,871.73 : x
  2. Step 2: Convert to fraction form
    30,301.32/41,817.06 = 16,871.73/x
  3. Step 3: Cross multiply
    30,301.32x = 41,817.06 × 16,871.73
  4. Step 4: Simplify right side
    30,301.32x = 705,525,988.90
  5. Step 5: Solve for x
    x = 705,525,988.90/30,301.32
  6. Step 6: Final answer
    x = 23,283.67

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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.