Home / 37,881.44-56,838.54-20,330.76

Finding the Fourth Proportional to 37,881.44, 56,838.54 and 20,330.76

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Solution

The fourth proportional to 37,881.44, 56,838.54 and 20,330.76 is: 30,504.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,881.44 : 56,838.54 = 20,330.76 : x
  2. Step 2: Convert to fraction form
    37,881.44/56,838.54 = 20,330.76/x
  3. Step 3: Cross multiply
    37,881.44x = 56,838.54 × 20,330.76
  4. Step 4: Simplify right side
    37,881.44x = 1,155,570,715.49
  5. Step 5: Solve for x
    x = 1,155,570,715.49/37,881.44
  6. Step 6: Final answer
    x = 30,504.94

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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.