Home / 40,032.86-60,047.93-18,982.99

Finding the Fourth Proportional to 40,032.86, 60,047.93 and 18,982.99

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Solution

The fourth proportional to 40,032.86, 60,047.93 and 18,982.99 is: 28,473.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,032.86 : 60,047.93 = 18,982.99 : x
  2. Step 2: Convert to fraction form
    40,032.86/60,047.93 = 18,982.99/x
  3. Step 3: Cross multiply
    40,032.86x = 60,047.93 × 18,982.99
  4. Step 4: Simplify right side
    40,032.86x = 1,139,888,954.47
  5. Step 5: Solve for x
    x = 1,139,888,954.47/40,032.86
  6. Step 6: Final answer
    x = 28,473.83

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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.