Home / 36,750.12-50,702.88-20,615.08

Finding the Fourth Proportional to 36,750.12, 50,702.88 and 20,615.08

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Solution

The fourth proportional to 36,750.12, 50,702.88 and 20,615.08 is: 28,441.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,750.12 : 50,702.88 = 20,615.08 : x
  2. Step 2: Convert to fraction form
    36,750.12/50,702.88 = 20,615.08/x
  3. Step 3: Cross multiply
    36,750.12x = 50,702.88 × 20,615.08
  4. Step 4: Simplify right side
    36,750.12x = 1,045,243,927.43
  5. Step 5: Solve for x
    x = 1,045,243,927.43/36,750.12
  6. Step 6: Final answer
    x = 28,441.92

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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.