Home / 36,818.08-50,810.24-20,688.16

Finding the Fourth Proportional to 36,818.08, 50,810.24 and 20,688.16

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Solution

The fourth proportional to 36,818.08, 50,810.24 and 20,688.16 is: 28,550.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,818.08 : 50,810.24 = 20,688.16 : x
  2. Step 2: Convert to fraction form
    36,818.08/50,810.24 = 20,688.16/x
  3. Step 3: Cross multiply
    36,818.08x = 50,810.24 × 20,688.16
  4. Step 4: Simplify right side
    36,818.08x = 1,051,170,374.76
  5. Step 5: Solve for x
    x = 1,051,170,374.76/36,818.08
  6. Step 6: Final answer
    x = 28,550.39

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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.