Home / 33,008.88-45,554.64-18,861.42

Finding the Fourth Proportional to 33,008.88, 45,554.64 and 18,861.42

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Solution

The fourth proportional to 33,008.88, 45,554.64 and 18,861.42 is: 26,030.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,008.88 : 45,554.64 = 18,861.42 : x
  2. Step 2: Convert to fraction form
    33,008.88/45,554.64 = 18,861.42/x
  3. Step 3: Cross multiply
    33,008.88x = 45,554.64 × 18,861.42
  4. Step 4: Simplify right side
    33,008.88x = 859,225,197.99
  5. Step 5: Solve for x
    x = 859,225,197.99/33,008.88
  6. Step 6: Final answer
    x = 26,030.12

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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.