Home / 26,810.26-36,957.23-21,134.86

Finding the Fourth Proportional to 26,810.26, 36,957.23 and 21,134.86

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Solution

The fourth proportional to 26,810.26, 36,957.23 and 21,134.86 is: 29,133.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,810.26 : 36,957.23 = 21,134.86 : x
  2. Step 2: Convert to fraction form
    26,810.26/36,957.23 = 21,134.86/x
  3. Step 3: Cross multiply
    26,810.26x = 36,957.23 × 21,134.86
  4. Step 4: Simplify right side
    26,810.26x = 781,085,763.23
  5. Step 5: Solve for x
    x = 781,085,763.23/26,810.26
  6. Step 6: Final answer
    x = 29,133.84

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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.