Home / 17,720.36-26,574.30-5,237.06

Finding the Fourth Proportional to 17,720.36, 26,574.30 and 5,237.06

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Solution

The fourth proportional to 17,720.36, 26,574.30 and 5,237.06 is: 7,853.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,720.36 : 26,574.30 = 5,237.06 : x
  2. Step 2: Convert to fraction form
    17,720.36/26,574.30 = 5,237.06/x
  3. Step 3: Cross multiply
    17,720.36x = 26,574.30 × 5,237.06
  4. Step 4: Simplify right side
    17,720.36x = 139,171,203.56
  5. Step 5: Solve for x
    x = 139,171,203.56/17,720.36
  6. Step 6: Final answer
    x = 7,853.75

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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.