Home / 23,683.32-32,684.04-13,615.02

Finding the Fourth Proportional to 23,683.32, 32,684.04 and 13,615.02

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Solution

The fourth proportional to 23,683.32, 32,684.04 and 13,615.02 is: 18,789.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,683.32 : 32,684.04 = 13,615.02 : x
  2. Step 2: Convert to fraction form
    23,683.32/32,684.04 = 13,615.02/x
  3. Step 3: Cross multiply
    23,683.32x = 32,684.04 × 13,615.02
  4. Step 4: Simplify right side
    23,683.32x = 444,993,858.28
  5. Step 5: Solve for x
    x = 444,993,858.28/23,683.32
  6. Step 6: Final answer
    x = 18,789.34

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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.