Home / 22,150.64-33,238.37-11,762.12

Finding the Fourth Proportional to 22,150.64, 33,238.37 and 11,762.12

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Solution

The fourth proportional to 22,150.64, 33,238.37 and 11,762.12 is: 17,649.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,150.64 : 33,238.37 = 11,762.12 : x
  2. Step 2: Convert to fraction form
    22,150.64/33,238.37 = 11,762.12/x
  3. Step 3: Cross multiply
    22,150.64x = 33,238.37 × 11,762.12
  4. Step 4: Simplify right side
    22,150.64x = 390,953,559.76
  5. Step 5: Solve for x
    x = 390,953,559.76/22,150.64
  6. Step 6: Final answer
    x = 17,649.77

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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.