Home / 37,035.84-51,109.60-20,269.76

Finding the Fourth Proportional to 37,035.84, 51,109.60 and 20,269.76

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Solution

The fourth proportional to 37,035.84, 51,109.60 and 20,269.76 is: 27,972.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,035.84 : 51,109.60 = 20,269.76 : x
  2. Step 2: Convert to fraction form
    37,035.84/51,109.60 = 20,269.76/x
  3. Step 3: Cross multiply
    37,035.84x = 51,109.60 × 20,269.76
  4. Step 4: Simplify right side
    37,035.84x = 1,035,979,325.70
  5. Step 5: Solve for x
    x = 1,035,979,325.70/37,035.84
  6. Step 6: Final answer
    x = 27,972.35

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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.