Home / 26,470.37-36,515.33-21,440.27

Finding the Fourth Proportional to 26,470.37, 36,515.33 and 21,440.27

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Solution

The fourth proportional to 26,470.37, 36,515.33 and 21,440.27 is: 29,576.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,470.37 : 36,515.33 = 21,440.27 : x
  2. Step 2: Convert to fraction form
    26,470.37/36,515.33 = 21,440.27/x
  3. Step 3: Cross multiply
    26,470.37x = 36,515.33 × 21,440.27
  4. Step 4: Simplify right side
    26,470.37x = 782,898,534.34
  5. Step 5: Solve for x
    x = 782,898,534.34/26,470.37
  6. Step 6: Final answer
    x = 29,576.41

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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.