Home / 37,958.05-56,898.97-12,981.01

Finding the Fourth Proportional to 37,958.05, 56,898.97 and 12,981.01

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Solution

The fourth proportional to 37,958.05, 56,898.97 and 12,981.01 is: 19,458.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,958.05 : 56,898.97 = 12,981.01 : x
  2. Step 2: Convert to fraction form
    37,958.05/56,898.97 = 12,981.01/x
  3. Step 3: Cross multiply
    37,958.05x = 56,898.97 × 12,981.01
  4. Step 4: Simplify right side
    37,958.05x = 738,605,749.16
  5. Step 5: Solve for x
    x = 738,605,749.16/37,958.05
  6. Step 6: Final answer
    x = 19,458.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.