Home / 16,935.46-23,370.63-9,381.77

Finding the Fourth Proportional to 16,935.46, 23,370.63 and 9,381.77

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Solution

The fourth proportional to 16,935.46, 23,370.63 and 9,381.77 is: 12,946.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,935.46 : 23,370.63 = 9,381.77 : x
  2. Step 2: Convert to fraction form
    16,935.46/23,370.63 = 9,381.77/x
  3. Step 3: Cross multiply
    16,935.46x = 23,370.63 × 9,381.77
  4. Step 4: Simplify right side
    16,935.46x = 219,257,758.56
  5. Step 5: Solve for x
    x = 219,257,758.56/16,935.46
  6. Step 6: Final answer
    x = 12,946.67

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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.