Home / 34,366.01-47,424.29-20,219.76

Finding the Fourth Proportional to 34,366.01, 47,424.29 and 20,219.76

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Solution

The fourth proportional to 34,366.01, 47,424.29 and 20,219.76 is: 27,902.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,366.01 : 47,424.29 = 20,219.76 : x
  2. Step 2: Convert to fraction form
    34,366.01/47,424.29 = 20,219.76/x
  3. Step 3: Cross multiply
    34,366.01x = 47,424.29 × 20,219.76
  4. Step 4: Simplify right side
    34,366.01x = 958,907,660.87
  5. Step 5: Solve for x
    x = 958,907,660.87/34,366.01
  6. Step 6: Final answer
    x = 27,902.80

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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.