Home / 32,690.43-45,122.45-19,266.03

Finding the Fourth Proportional to 32,690.43, 45,122.45 and 19,266.03

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Solution

The fourth proportional to 32,690.43, 45,122.45 and 19,266.03 is: 26,592.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,690.43 : 45,122.45 = 19,266.03 : x
  2. Step 2: Convert to fraction form
    32,690.43/45,122.45 = 19,266.03/x
  3. Step 3: Cross multiply
    32,690.43x = 45,122.45 × 19,266.03
  4. Step 4: Simplify right side
    32,690.43x = 869,330,379.04
  5. Step 5: Solve for x
    x = 869,330,379.04/32,690.43
  6. Step 6: Final answer
    x = 26,592.81

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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.