Home / 16,692.76-23,011.47-12,706.93

Finding the Fourth Proportional to 16,692.76, 23,011.47 and 12,706.93

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Solution

The fourth proportional to 16,692.76, 23,011.47 and 12,706.93 is: 17,516.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,692.76 : 23,011.47 = 12,706.93 : x
  2. Step 2: Convert to fraction form
    16,692.76/23,011.47 = 12,706.93/x
  3. Step 3: Cross multiply
    16,692.76x = 23,011.47 × 12,706.93
  4. Step 4: Simplify right side
    16,692.76x = 292,405,138.49
  5. Step 5: Solve for x
    x = 292,405,138.49/16,692.76
  6. Step 6: Final answer
    x = 17,516.88

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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.