Home / 36,271.48-50,054.58-20,357.40

Finding the Fourth Proportional to 36,271.48, 50,054.58 and 20,357.40

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Solution

The fourth proportional to 36,271.48, 50,054.58 and 20,357.40 is: 28,093.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,271.48 : 50,054.58 = 20,357.40 : x
  2. Step 2: Convert to fraction form
    36,271.48/50,054.58 = 20,357.40/x
  3. Step 3: Cross multiply
    36,271.48x = 50,054.58 × 20,357.40
  4. Step 4: Simplify right side
    36,271.48x = 1,018,981,106.89
  5. Step 5: Solve for x
    x = 1,018,981,106.89/36,271.48
  6. Step 6: Final answer
    x = 28,093.18

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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.