Home / 26,559.04-36,627.84-20,960.32

Finding the Fourth Proportional to 26,559.04, 36,627.84 and 20,960.32

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Solution

The fourth proportional to 26,559.04, 36,627.84 and 20,960.32 is: 28,906.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,559.04 : 36,627.84 = 20,960.32 : x
  2. Step 2: Convert to fraction form
    26,559.04/36,627.84 = 20,960.32/x
  3. Step 3: Cross multiply
    26,559.04x = 36,627.84 × 20,960.32
  4. Step 4: Simplify right side
    26,559.04x = 767,731,247.31
  5. Step 5: Solve for x
    x = 767,731,247.31/26,559.04
  6. Step 6: Final answer
    x = 28,906.59

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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.