Home / 36,615.32-50,528.59-20,699.21

Finding the Fourth Proportional to 36,615.32, 50,528.59 and 20,699.21

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Solution

The fourth proportional to 36,615.32, 50,528.59 and 20,699.21 is: 28,564.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,615.32 : 50,528.59 = 20,699.21 : x
  2. Step 2: Convert to fraction form
    36,615.32/50,528.59 = 20,699.21/x
  3. Step 3: Cross multiply
    36,615.32x = 50,528.59 × 20,699.21
  4. Step 4: Simplify right side
    36,615.32x = 1,045,901,591.02
  5. Step 5: Solve for x
    x = 1,045,901,591.02/36,615.32
  6. Step 6: Final answer
    x = 28,564.59

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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.