Home / 36,555.23-50,443.40-20,641.25

Finding the Fourth Proportional to 36,555.23, 50,443.40 and 20,641.25

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Solution

The fourth proportional to 36,555.23, 50,443.40 and 20,641.25 is: 28,483.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,555.23 : 50,443.40 = 20,641.25 : x
  2. Step 2: Convert to fraction form
    36,555.23/50,443.40 = 20,641.25/x
  3. Step 3: Cross multiply
    36,555.23x = 50,443.40 × 20,641.25
  4. Step 4: Simplify right side
    36,555.23x = 1,041,214,830.25
  5. Step 5: Solve for x
    x = 1,041,214,830.25/36,555.23
  6. Step 6: Final answer
    x = 28,483.33

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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.