Home / 29,986.72-44,980.09-8,927.07

Finding the Fourth Proportional to 29,986.72, 44,980.09 and 8,927.07

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Solution

The fourth proportional to 29,986.72, 44,980.09 and 8,927.07 is: 13,390.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,986.72 : 44,980.09 = 8,927.07 : x
  2. Step 2: Convert to fraction form
    29,986.72/44,980.09 = 8,927.07/x
  3. Step 3: Cross multiply
    29,986.72x = 44,980.09 × 8,927.07
  4. Step 4: Simplify right side
    29,986.72x = 401,540,221.04
  5. Step 5: Solve for x
    x = 401,540,221.04/29,986.72
  6. Step 6: Final answer
    x = 13,390.60

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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.