Home / 32,611.79-45,005.34-18,464.33

Finding the Fourth Proportional to 32,611.79, 45,005.34 and 18,464.33

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Solution

The fourth proportional to 32,611.79, 45,005.34 and 18,464.33 is: 25,481.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,611.79 : 45,005.34 = 18,464.33 : x
  2. Step 2: Convert to fraction form
    32,611.79/45,005.34 = 18,464.33/x
  3. Step 3: Cross multiply
    32,611.79x = 45,005.34 × 18,464.33
  4. Step 4: Simplify right side
    32,611.79x = 830,993,449.52
  5. Step 5: Solve for x
    x = 830,993,449.52/32,611.79
  6. Step 6: Final answer
    x = 25,481.38

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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.