Home / 30,556.31-45,763.38-29,715.48

Finding the Fourth Proportional to 30,556.31, 45,763.38 and 29,715.48

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Solution

The fourth proportional to 30,556.31, 45,763.38 and 29,715.48 is: 44,504.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,556.31 : 45,763.38 = 29,715.48 : x
  2. Step 2: Convert to fraction form
    30,556.31/45,763.38 = 29,715.48/x
  3. Step 3: Cross multiply
    30,556.31x = 45,763.38 × 29,715.48
  4. Step 4: Simplify right side
    30,556.31x = 1,359,880,803.12
  5. Step 5: Solve for x
    x = 1,359,880,803.12/30,556.31
  6. Step 6: Final answer
    x = 44,504.10

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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.