Home / 33,259.08-45,903.48-19,831.20

Finding the Fourth Proportional to 33,259.08, 45,903.48 and 19,831.20

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Solution

The fourth proportional to 33,259.08, 45,903.48 and 19,831.20 is: 27,370.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,259.08 : 45,903.48 = 19,831.20 : x
  2. Step 2: Convert to fraction form
    33,259.08/45,903.48 = 19,831.20/x
  3. Step 3: Cross multiply
    33,259.08x = 45,903.48 × 19,831.20
  4. Step 4: Simplify right side
    33,259.08x = 910,321,092.58
  5. Step 5: Solve for x
    x = 910,321,092.58/33,259.08
  6. Step 6: Final answer
    x = 27,370.60

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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.