Home / 36,946.11-50,985.32-20,178.75

Finding the Fourth Proportional to 36,946.11, 50,985.32 and 20,178.75

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Solution

The fourth proportional to 36,946.11, 50,985.32 and 20,178.75 is: 27,846.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,946.11 : 50,985.32 = 20,178.75 : x
  2. Step 2: Convert to fraction form
    36,946.11/50,985.32 = 20,178.75/x
  3. Step 3: Cross multiply
    36,946.11x = 50,985.32 × 20,178.75
  4. Step 4: Simplify right side
    36,946.11x = 1,028,819,925.06
  5. Step 5: Solve for x
    x = 1,028,819,925.06/36,946.11
  6. Step 6: Final answer
    x = 27,846.50

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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.