Home / 40,032.36-60,047.18-18,982.49

Finding the Fourth Proportional to 40,032.36, 60,047.18 and 18,982.49

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Solution

The fourth proportional to 40,032.36, 60,047.18 and 18,982.49 is: 28,473.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,032.36 : 60,047.18 = 18,982.49 : x
  2. Step 2: Convert to fraction form
    40,032.36/60,047.18 = 18,982.49/x
  3. Step 3: Cross multiply
    40,032.36x = 60,047.18 × 18,982.49
  4. Step 4: Simplify right side
    40,032.36x = 1,139,844,598.73
  5. Step 5: Solve for x
    x = 1,139,844,598.73/40,032.36
  6. Step 6: Final answer
    x = 28,473.08

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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.