Home / 13,065.50-18,030.22-7,097.27

Finding the Fourth Proportional to 13,065.50, 18,030.22 and 7,097.27

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Solution

The fourth proportional to 13,065.50, 18,030.22 and 7,097.27 is: 9,794.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,065.50 : 18,030.22 = 7,097.27 : x
  2. Step 2: Convert to fraction form
    13,065.50/18,030.22 = 7,097.27/x
  3. Step 3: Cross multiply
    13,065.50x = 18,030.22 × 7,097.27
  4. Step 4: Simplify right side
    13,065.50x = 127,965,352.99
  5. Step 5: Solve for x
    x = 127,965,352.99/13,065.50
  6. Step 6: Final answer
    x = 9,794.14

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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.