Home / 35,730.37-49,304.35-20,627.90

Finding the Fourth Proportional to 35,730.37, 49,304.35 and 20,627.90

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Solution

The fourth proportional to 35,730.37, 49,304.35 and 20,627.90 is: 28,464.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,730.37 : 49,304.35 = 20,627.90 : x
  2. Step 2: Convert to fraction form
    35,730.37/49,304.35 = 20,627.90/x
  3. Step 3: Cross multiply
    35,730.37x = 49,304.35 × 20,627.90
  4. Step 4: Simplify right side
    35,730.37x = 1,017,045,149.80
  5. Step 5: Solve for x
    x = 1,017,045,149.80/35,730.37
  6. Step 6: Final answer
    x = 28,464.45

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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.