Home / 23,087-34,618.18-11,982.51

Finding the Fourth Proportional to 23,087, 34,618.18 and 11,982.51

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Solution

The fourth proportional to 23,087, 34,618.18 and 11,982.51 is: 17,967.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,087 : 34,618.18 = 11,982.51 : x
  2. Step 2: Convert to fraction form
    23,087/34,618.18 = 11,982.51/x
  3. Step 3: Cross multiply
    23,087x = 34,618.18 × 11,982.51
  4. Step 4: Simplify right side
    23,087x = 414,812,688.03
  5. Step 5: Solve for x
    x = 414,812,688.03/23,087
  6. Step 6: Final answer
    x = 17,967.37

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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.