Home / 11,533.60-17,325.06-9,782.20

Finding the Fourth Proportional to 11,533.60, 17,325.06 and 9,782.20

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Solution

The fourth proportional to 11,533.60, 17,325.06 and 9,782.20 is: 14,694.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,533.60 : 17,325.06 = 9,782.20 : x
  2. Step 2: Convert to fraction form
    11,533.60/17,325.06 = 9,782.20/x
  3. Step 3: Cross multiply
    11,533.60x = 17,325.06 × 9,782.20
  4. Step 4: Simplify right side
    11,533.60x = 169,477,201.93
  5. Step 5: Solve for x
    x = 169,477,201.93/11,533.60
  6. Step 6: Final answer
    x = 14,694.22

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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.