Home / 23,455.36-32,368.24-13,245.60

Finding the Fourth Proportional to 23,455.36, 32,368.24 and 13,245.60

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Solution

The fourth proportional to 23,455.36, 32,368.24 and 13,245.60 is: 18,278.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,455.36 : 32,368.24 = 13,245.60 : x
  2. Step 2: Convert to fraction form
    23,455.36/32,368.24 = 13,245.60/x
  3. Step 3: Cross multiply
    23,455.36x = 32,368.24 × 13,245.60
  4. Step 4: Simplify right side
    23,455.36x = 428,736,759.74
  5. Step 5: Solve for x
    x = 428,736,759.74/23,455.36
  6. Step 6: Final answer
    x = 18,278.84

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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.