Home / 36,218.06-49,980.76-20,302.50

Finding the Fourth Proportional to 36,218.06, 49,980.76 and 20,302.50

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Solution

The fourth proportional to 36,218.06, 49,980.76 and 20,302.50 is: 28,017.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,218.06 : 49,980.76 = 20,302.50 : x
  2. Step 2: Convert to fraction form
    36,218.06/49,980.76 = 20,302.50/x
  3. Step 3: Cross multiply
    36,218.06x = 49,980.76 × 20,302.50
  4. Step 4: Simplify right side
    36,218.06x = 1,014,734,516.57
  5. Step 5: Solve for x
    x = 1,014,734,516.57/36,218.06
  6. Step 6: Final answer
    x = 28,017.36

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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.