Home / 40,302.60-60,474.90-19,266.36

Finding the Fourth Proportional to 40,302.60, 60,474.90 and 19,266.36

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Solution

The fourth proportional to 40,302.60, 60,474.90 and 19,266.36 is: 28,909.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,302.60 : 60,474.90 = 19,266.36 : x
  2. Step 2: Convert to fraction form
    40,302.60/60,474.90 = 19,266.36/x
  3. Step 3: Cross multiply
    40,302.60x = 60,474.90 × 19,266.36
  4. Step 4: Simplify right side
    40,302.60x = 1,165,131,194.36
  5. Step 5: Solve for x
    x = 1,165,131,194.36/40,302.60
  6. Step 6: Final answer
    x = 28,909.58

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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.