Home / 26,395.44-36,415.56-15,065.57

Finding the Fourth Proportional to 26,395.44, 36,415.56 and 15,065.57

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Solution

The fourth proportional to 26,395.44, 36,415.56 and 15,065.57 is: 20,784.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,395.44 : 36,415.56 = 15,065.57 : x
  2. Step 2: Convert to fraction form
    26,395.44/36,415.56 = 15,065.57/x
  3. Step 3: Cross multiply
    26,395.44x = 36,415.56 × 15,065.57
  4. Step 4: Simplify right side
    26,395.44x = 548,620,986.19
  5. Step 5: Solve for x
    x = 548,620,986.19/26,395.44
  6. Step 6: Final answer
    x = 20,784.69

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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.