Home / 26,742.69-36,905.46-15,998.65

Finding the Fourth Proportional to 26,742.69, 36,905.46 and 15,998.65

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Solution

The fourth proportional to 26,742.69, 36,905.46 and 15,998.65 is: 22,078.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,742.69 : 36,905.46 = 15,998.65 : x
  2. Step 2: Convert to fraction form
    26,742.69/36,905.46 = 15,998.65/x
  3. Step 3: Cross multiply
    26,742.69x = 36,905.46 × 15,998.65
  4. Step 4: Simplify right side
    26,742.69x = 590,437,385.37
  5. Step 5: Solve for x
    x = 590,437,385.37/26,742.69
  6. Step 6: Final answer
    x = 22,078.46

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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.