Home / 35,969.90-49,636.14-20,053.40

Finding the Fourth Proportional to 35,969.90, 49,636.14 and 20,053.40

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Solution

The fourth proportional to 35,969.90, 49,636.14 and 20,053.40 is: 27,672.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,969.90 : 49,636.14 = 20,053.40 : x
  2. Step 2: Convert to fraction form
    35,969.90/49,636.14 = 20,053.40/x
  3. Step 3: Cross multiply
    35,969.90x = 49,636.14 × 20,053.40
  4. Step 4: Simplify right side
    35,969.90x = 995,373,369.88
  5. Step 5: Solve for x
    x = 995,373,369.88/35,969.90
  6. Step 6: Final answer
    x = 27,672.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.