Home / 12,101.67-18,153.65-4,706.70

Finding the Fourth Proportional to 12,101.67, 18,153.65 and 4,706.70

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Solution

The fourth proportional to 12,101.67, 18,153.65 and 4,706.70 is: 7,060.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,101.67 : 18,153.65 = 4,706.70 : x
  2. Step 2: Convert to fraction form
    12,101.67/18,153.65 = 4,706.70/x
  3. Step 3: Cross multiply
    12,101.67x = 18,153.65 × 4,706.70
  4. Step 4: Simplify right side
    12,101.67x = 85,443,784.46
  5. Step 5: Solve for x
    x = 85,443,784.46/12,101.67
  6. Step 6: Final answer
    x = 7,060.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.