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Finding the Fourth Proportional to 36,562.80, 54,831.40 and 19,026.80

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Solution

The fourth proportional to 36,562.80, 54,831.40 and 19,026.80 is: 28,533.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,562.80 : 54,831.40 = 19,026.80 : x
  2. Step 2: Convert to fraction form
    36,562.80/54,831.40 = 19,026.80/x
  3. Step 3: Cross multiply
    36,562.80x = 54,831.40 × 19,026.80
  4. Step 4: Simplify right side
    36,562.80x = 1,043,266,081.52
  5. Step 5: Solve for x
    x = 1,043,266,081.52/36,562.80
  6. Step 6: Final answer
    x = 28,533.54

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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.