Home / 19,182.42-28,777.53-7,335.36

Finding the Fourth Proportional to 19,182.42, 28,777.53 and 7,335.36

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Solution

The fourth proportional to 19,182.42, 28,777.53 and 7,335.36 is: 11,004.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,182.42 : 28,777.53 = 7,335.36 : x
  2. Step 2: Convert to fraction form
    19,182.42/28,777.53 = 7,335.36/x
  3. Step 3: Cross multiply
    19,182.42x = 28,777.53 × 7,335.36
  4. Step 4: Simplify right side
    19,182.42x = 211,093,542.46
  5. Step 5: Solve for x
    x = 211,093,542.46/19,182.42
  6. Step 6: Final answer
    x = 11,004.53

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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.