Home / 33,051.08-45,611.70-18,903.90

Finding the Fourth Proportional to 33,051.08, 45,611.70 and 18,903.90

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Solution

The fourth proportional to 33,051.08, 45,611.70 and 18,903.90 is: 26,088.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,051.08 : 45,611.70 = 18,903.90 : x
  2. Step 2: Convert to fraction form
    33,051.08/45,611.70 = 18,903.90/x
  3. Step 3: Cross multiply
    33,051.08x = 45,611.70 × 18,903.90
  4. Step 4: Simplify right side
    33,051.08x = 862,239,015.63
  5. Step 5: Solve for x
    x = 862,239,015.63/33,051.08
  6. Step 6: Final answer
    x = 26,088.07

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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.