Home / 30,225.72-41,710.68-16,796.64

Finding the Fourth Proportional to 30,225.72, 41,710.68 and 16,796.64

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Solution

The fourth proportional to 30,225.72, 41,710.68 and 16,796.64 is: 23,178.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,225.72 : 41,710.68 = 16,796.64 : x
  2. Step 2: Convert to fraction form
    30,225.72/41,710.68 = 16,796.64/x
  3. Step 3: Cross multiply
    30,225.72x = 41,710.68 × 16,796.64
  4. Step 4: Simplify right side
    30,225.72x = 700,599,276.12
  5. Step 5: Solve for x
    x = 700,599,276.12/30,225.72
  6. Step 6: Final answer
    x = 23,178.91

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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.