Home / 13,357.44-20,036.16-5,039.32

Finding the Fourth Proportional to 13,357.44, 20,036.16 and 5,039.32

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Solution

The fourth proportional to 13,357.44, 20,036.16 and 5,039.32 is: 7,558.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,357.44 : 20,036.16 = 5,039.32 : x
  2. Step 2: Convert to fraction form
    13,357.44/20,036.16 = 5,039.32/x
  3. Step 3: Cross multiply
    13,357.44x = 20,036.16 × 5,039.32
  4. Step 4: Simplify right side
    13,357.44x = 100,968,621.81
  5. Step 5: Solve for x
    x = 100,968,621.81/13,357.44
  6. Step 6: Final answer
    x = 7,558.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.