Home / 26,804.50-36,990.24-15,628.66

Finding the Fourth Proportional to 26,804.50, 36,990.24 and 15,628.66

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Solution

The fourth proportional to 26,804.50, 36,990.24 and 15,628.66 is: 21,567.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,804.50 : 36,990.24 = 15,628.66 : x
  2. Step 2: Convert to fraction form
    26,804.50/36,990.24 = 15,628.66/x
  3. Step 3: Cross multiply
    26,804.50x = 36,990.24 × 15,628.66
  4. Step 4: Simplify right side
    26,804.50x = 578,107,884.28
  5. Step 5: Solve for x
    x = 578,107,884.28/26,804.50
  6. Step 6: Final answer
    x = 21,567.57

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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.