Home / 30,941.02-42,698.67-16,793.92

Finding the Fourth Proportional to 30,941.02, 42,698.67 and 16,793.92

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Solution

The fourth proportional to 30,941.02, 42,698.67 and 16,793.92 is: 23,175.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,941.02 : 42,698.67 = 16,793.92 : x
  2. Step 2: Convert to fraction form
    30,941.02/42,698.67 = 16,793.92/x
  3. Step 3: Cross multiply
    30,941.02x = 42,698.67 × 16,793.92
  4. Step 4: Simplify right side
    30,941.02x = 717,078,048.09
  5. Step 5: Solve for x
    x = 717,078,048.09/30,941.02
  6. Step 6: Final answer
    x = 23,175.64

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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.