Home / 26,733.69-36,889.24-15,406.86

Finding the Fourth Proportional to 26,733.69, 36,889.24 and 15,406.86

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Solution

The fourth proportional to 26,733.69, 36,889.24 and 15,406.86 is: 21,259.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,733.69 : 36,889.24 = 15,406.86 : x
  2. Step 2: Convert to fraction form
    26,733.69/36,889.24 = 15,406.86/x
  3. Step 3: Cross multiply
    26,733.69x = 36,889.24 × 15,406.86
  4. Step 4: Simplify right side
    26,733.69x = 568,347,356.19
  5. Step 5: Solve for x
    x = 568,347,356.19/26,733.69
  6. Step 6: Final answer
    x = 21,259.59

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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.