Home / 12,461.73-18,700.04-5,065.62

Finding the Fourth Proportional to 12,461.73, 18,700.04 and 5,065.62

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Solution

The fourth proportional to 12,461.73, 18,700.04 and 5,065.62 is: 7,601.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,461.73 : 18,700.04 = 5,065.62 : x
  2. Step 2: Convert to fraction form
    12,461.73/18,700.04 = 5,065.62/x
  3. Step 3: Cross multiply
    12,461.73x = 18,700.04 × 5,065.62
  4. Step 4: Simplify right side
    12,461.73x = 94,727,296.62
  5. Step 5: Solve for x
    x = 94,727,296.62/12,461.73
  6. Step 6: Final answer
    x = 7,601.46

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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.