Home / 36,153.36-49,892.60-20,237.68

Finding the Fourth Proportional to 36,153.36, 49,892.60 and 20,237.68

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Solution

The fourth proportional to 36,153.36, 49,892.60 and 20,237.68 is: 27,928.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,153.36 : 49,892.60 = 20,237.68 : x
  2. Step 2: Convert to fraction form
    36,153.36/49,892.60 = 20,237.68/x
  3. Step 3: Cross multiply
    36,153.36x = 49,892.60 × 20,237.68
  4. Step 4: Simplify right side
    36,153.36x = 1,009,710,473.17
  5. Step 5: Solve for x
    x = 1,009,710,473.17/36,153.36
  6. Step 6: Final answer
    x = 27,928.54

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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.