Home / 36,795.60-55,193.40-21,243.60

Finding the Fourth Proportional to 36,795.60, 55,193.40 and 21,243.60

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Solution

The fourth proportional to 36,795.60, 55,193.40 and 21,243.60 is: 31,865.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,795.60 : 55,193.40 = 21,243.60 : x
  2. Step 2: Convert to fraction form
    36,795.60/55,193.40 = 21,243.60/x
  3. Step 3: Cross multiply
    36,795.60x = 55,193.40 × 21,243.60
  4. Step 4: Simplify right side
    36,795.60x = 1,172,506,512.24
  5. Step 5: Solve for x
    x = 1,172,506,512.24/36,795.60
  6. Step 6: Final answer
    x = 31,865.40

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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.