Home / 26,036.58-35,928.31-15,280.30

Finding the Fourth Proportional to 26,036.58, 35,928.31 and 15,280.30

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Solution

The fourth proportional to 26,036.58, 35,928.31 and 15,280.30 is: 21,085.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,036.58 : 35,928.31 = 15,280.30 : x
  2. Step 2: Convert to fraction form
    26,036.58/35,928.31 = 15,280.30/x
  3. Step 3: Cross multiply
    26,036.58x = 35,928.31 × 15,280.30
  4. Step 4: Simplify right side
    26,036.58x = 548,995,188.56
  5. Step 5: Solve for x
    x = 548,995,188.56/26,036.58
  6. Step 6: Final answer
    x = 21,085.54

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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.