Home / 40,323.47-60,485.33-12,243.76

Finding the Fourth Proportional to 40,323.47, 60,485.33 and 12,243.76

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Solution

The fourth proportional to 40,323.47, 60,485.33 and 12,243.76 is: 18,365.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,323.47 : 60,485.33 = 12,243.76 : x
  2. Step 2: Convert to fraction form
    40,323.47/60,485.33 = 12,243.76/x
  3. Step 3: Cross multiply
    40,323.47x = 60,485.33 × 12,243.76
  4. Step 4: Simplify right side
    40,323.47x = 740,567,743.44
  5. Step 5: Solve for x
    x = 740,567,743.44/40,323.47
  6. Step 6: Final answer
    x = 18,365.68

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1.5x scale

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.