Home / 36,557.07-50,450.30-20,641.52

Finding the Fourth Proportional to 36,557.07, 50,450.30 and 20,641.52

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Solution

The fourth proportional to 36,557.07, 50,450.30 and 20,641.52 is: 28,486.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,557.07 : 50,450.30 = 20,641.52 : x
  2. Step 2: Convert to fraction form
    36,557.07/50,450.30 = 20,641.52/x
  3. Step 3: Cross multiply
    36,557.07x = 50,450.30 × 20,641.52
  4. Step 4: Simplify right side
    36,557.07x = 1,041,370,521.00
  5. Step 5: Solve for x
    x = 1,041,370,521.00/36,557.07
  6. Step 6: Final answer
    x = 28,486.16

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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.