Home / 15,620.25-23,430.66-7,297.99

Finding the Fourth Proportional to 15,620.25, 23,430.66 and 7,297.99

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Solution

The fourth proportional to 15,620.25, 23,430.66 and 7,297.99 is: 10,947.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,620.25 : 23,430.66 = 7,297.99 : x
  2. Step 2: Convert to fraction form
    15,620.25/23,430.66 = 7,297.99/x
  3. Step 3: Cross multiply
    15,620.25x = 23,430.66 × 7,297.99
  4. Step 4: Simplify right side
    15,620.25x = 170,996,722.37
  5. Step 5: Solve for x
    x = 170,996,722.37/15,620.25
  6. Step 6: Final answer
    x = 10,947.12

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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.