Home / 30,116.34-41,558.67-16,686.81

Finding the Fourth Proportional to 30,116.34, 41,558.67 and 16,686.81

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Solution

The fourth proportional to 30,116.34, 41,558.67 and 16,686.81 is: 23,026.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,116.34 : 41,558.67 = 16,686.81 : x
  2. Step 2: Convert to fraction form
    30,116.34/41,558.67 = 16,686.81/x
  3. Step 3: Cross multiply
    30,116.34x = 41,558.67 × 16,686.81
  4. Step 4: Simplify right side
    30,116.34x = 693,481,630.14
  5. Step 5: Solve for x
    x = 693,481,630.14/30,116.34
  6. Step 6: Final answer
    x = 23,026.76

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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.