Home / 23,421.77-32,322.50-12,811.64

Finding the Fourth Proportional to 23,421.77, 32,322.50 and 12,811.64

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Solution

The fourth proportional to 23,421.77, 32,322.50 and 12,811.64 is: 17,680.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,421.77 : 32,322.50 = 12,811.64 : x
  2. Step 2: Convert to fraction form
    23,421.77/32,322.50 = 12,811.64/x
  3. Step 3: Cross multiply
    23,421.77x = 32,322.50 × 12,811.64
  4. Step 4: Simplify right side
    23,421.77x = 414,104,104.32
  5. Step 5: Solve for x
    x = 414,104,104.32/23,421.77
  6. Step 6: Final answer
    x = 17,680.31

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.