Home / 36,554.98-50,440.44-20,639.08

Finding the Fourth Proportional to 36,554.98, 50,440.44 and 20,639.08

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Solution

The fourth proportional to 36,554.98, 50,440.44 and 20,639.08 is: 28,478.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,554.98 : 50,440.44 = 20,639.08 : x
  2. Step 2: Convert to fraction form
    36,554.98/50,440.44 = 20,639.08/x
  3. Step 3: Cross multiply
    36,554.98x = 50,440.44 × 20,639.08
  4. Step 4: Simplify right side
    36,554.98x = 1,041,044,276.40
  5. Step 5: Solve for x
    x = 1,041,044,276.40/36,554.98
  6. Step 6: Final answer
    x = 28,478.86

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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.