Home / 27,360.40-41,043-20,055.76

Finding the Fourth Proportional to 27,360.40, 41,043 and 20,055.76

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Solution

The fourth proportional to 27,360.40, 41,043 and 20,055.76 is: 30,085.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,360.40 : 41,043 = 20,055.76 : x
  2. Step 2: Convert to fraction form
    27,360.40/41,043 = 20,055.76/x
  3. Step 3: Cross multiply
    27,360.40x = 41,043 × 20,055.76
  4. Step 4: Simplify right side
    27,360.40x = 823,148,557.68
  5. Step 5: Solve for x
    x = 823,148,557.68/27,360.40
  6. Step 6: Final answer
    x = 30,085.40

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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.