Home / 35,732.37-49,307.10-20,629.90

Finding the Fourth Proportional to 35,732.37, 49,307.10 and 20,629.90

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Solution

The fourth proportional to 35,732.37, 49,307.10 and 20,629.90 is: 28,467.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,732.37 : 49,307.10 = 20,629.90 : x
  2. Step 2: Convert to fraction form
    35,732.37/49,307.10 = 20,629.90/x
  3. Step 3: Cross multiply
    35,732.37x = 49,307.10 × 20,629.90
  4. Step 4: Simplify right side
    35,732.37x = 1,017,200,542.29
  5. Step 5: Solve for x
    x = 1,017,200,542.29/35,732.37
  6. Step 6: Final answer
    x = 28,467.20

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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.