Home / 45,503.38-68,254.80-11,769.40

Finding the Fourth Proportional to 45,503.38, 68,254.80 and 11,769.40

Calculator

Solution

The fourth proportional to 45,503.38, 68,254.80 and 11,769.40 is: 17,654.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,503.38 : 68,254.80 = 11,769.40 : x
  2. Step 2: Convert to fraction form
    45,503.38/68,254.80 = 11,769.40/x
  3. Step 3: Cross multiply
    45,503.38x = 68,254.80 × 11,769.40
  4. Step 4: Simplify right side
    45,503.38x = 803,318,043.12
  5. Step 5: Solve for x
    x = 803,318,043.12/45,503.38
  6. Step 6: Final answer
    x = 17,654.03

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.