Home / 35,271.69-52,838.29-20,449.45

Finding the Fourth Proportional to 35,271.69, 52,838.29 and 20,449.45

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Solution

The fourth proportional to 35,271.69, 52,838.29 and 20,449.45 is: 30,634.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,271.69 : 52,838.29 = 20,449.45 : x
  2. Step 2: Convert to fraction form
    35,271.69/52,838.29 = 20,449.45/x
  3. Step 3: Cross multiply
    35,271.69x = 52,838.29 × 20,449.45
  4. Step 4: Simplify right side
    35,271.69x = 1,080,513,969.44
  5. Step 5: Solve for x
    x = 1,080,513,969.44/35,271.69
  6. Step 6: Final answer
    x = 30,634.03

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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.