Home / 30,798.02-46,189.97-8,612.96

Finding the Fourth Proportional to 30,798.02, 46,189.97 and 8,612.96

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Solution

The fourth proportional to 30,798.02, 46,189.97 and 8,612.96 is: 12,917.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,798.02 : 46,189.97 = 8,612.96 : x
  2. Step 2: Convert to fraction form
    30,798.02/46,189.97 = 8,612.96/x
  3. Step 3: Cross multiply
    30,798.02x = 46,189.97 × 8,612.96
  4. Step 4: Simplify right side
    30,798.02x = 397,832,364.01
  5. Step 5: Solve for x
    x = 397,832,364.01/30,798.02
  6. Step 6: Final answer
    x = 12,917.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.