Home / 35,106.12-52,677-20,328.48

Finding the Fourth Proportional to 35,106.12, 52,677 and 20,328.48

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Solution

The fourth proportional to 35,106.12, 52,677 and 20,328.48 is: 30,503.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,106.12 : 52,677 = 20,328.48 : x
  2. Step 2: Convert to fraction form
    35,106.12/52,677 = 20,328.48/x
  3. Step 3: Cross multiply
    35,106.12x = 52,677 × 20,328.48
  4. Step 4: Simplify right side
    35,106.12x = 1,070,843,340.96
  5. Step 5: Solve for x
    x = 1,070,843,340.96/35,106.12
  6. Step 6: Final answer
    x = 30,503.04

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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.