Home / 43,266.11-64,902.80-13,683.29

Finding the Fourth Proportional to 43,266.11, 64,902.80 and 13,683.29

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Solution

The fourth proportional to 43,266.11, 64,902.80 and 13,683.29 is: 20,526.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,266.11 : 64,902.80 = 13,683.29 : x
  2. Step 2: Convert to fraction form
    43,266.11/64,902.80 = 13,683.29/x
  3. Step 3: Cross multiply
    43,266.11x = 64,902.80 × 13,683.29
  4. Step 4: Simplify right side
    43,266.11x = 888,083,543.91
  5. Step 5: Solve for x
    x = 888,083,543.91/43,266.11
  6. Step 6: Final answer
    x = 20,526.08

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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.