Home / 12,024.51-18,030.83-7,028.15

Finding the Fourth Proportional to 12,024.51, 18,030.83 and 7,028.15

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Solution

The fourth proportional to 12,024.51, 18,030.83 and 7,028.15 is: 10,538.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,024.51 : 18,030.83 = 7,028.15 : x
  2. Step 2: Convert to fraction form
    12,024.51/18,030.83 = 7,028.15/x
  3. Step 3: Cross multiply
    12,024.51x = 18,030.83 × 7,028.15
  4. Step 4: Simplify right side
    12,024.51x = 126,723,252.57
  5. Step 5: Solve for x
    x = 126,723,252.57/12,024.51
  6. Step 6: Final answer
    x = 10,538.75

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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.