Home / 40,254.54-60,289.84-19,209.36

Finding the Fourth Proportional to 40,254.54, 60,289.84 and 19,209.36

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Solution

The fourth proportional to 40,254.54, 60,289.84 and 19,209.36 is: 28,770.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,254.54 : 60,289.84 = 19,209.36 : x
  2. Step 2: Convert to fraction form
    40,254.54/60,289.84 = 19,209.36/x
  3. Step 3: Cross multiply
    40,254.54x = 60,289.84 × 19,209.36
  4. Step 4: Simplify right side
    40,254.54x = 1,158,129,549.62
  5. Step 5: Solve for x
    x = 1,158,129,549.62/40,254.54
  6. Step 6: Final answer
    x = 28,770.16

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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.