Home / 36,440.19-50,289.30-20,526.39

Finding the Fourth Proportional to 36,440.19, 50,289.30 and 20,526.39

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Solution

The fourth proportional to 36,440.19, 50,289.30 and 20,526.39 is: 28,327.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,440.19 : 50,289.30 = 20,526.39 : x
  2. Step 2: Convert to fraction form
    36,440.19/50,289.30 = 20,526.39/x
  3. Step 3: Cross multiply
    36,440.19x = 50,289.30 × 20,526.39
  4. Step 4: Simplify right side
    36,440.19x = 1,032,257,784.63
  5. Step 5: Solve for x
    x = 1,032,257,784.63/36,440.19
  6. Step 6: Final answer
    x = 28,327.45

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Double scale
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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.