Home / 23,779.24-32,815.08-13,168.60

Finding the Fourth Proportional to 23,779.24, 32,815.08 and 13,168.60

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Solution

The fourth proportional to 23,779.24, 32,815.08 and 13,168.60 is: 18,172.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,779.24 : 32,815.08 = 13,168.60 : x
  2. Step 2: Convert to fraction form
    23,779.24/32,815.08 = 13,168.60/x
  3. Step 3: Cross multiply
    23,779.24x = 32,815.08 × 13,168.60
  4. Step 4: Simplify right side
    23,779.24x = 432,128,662.49
  5. Step 5: Solve for x
    x = 432,128,662.49/23,779.24
  6. Step 6: Final answer
    x = 18,172.52

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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.