Home / 19,247.96-28,866.84-7,561.28

Finding the Fourth Proportional to 19,247.96, 28,866.84 and 7,561.28

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Solution

The fourth proportional to 19,247.96, 28,866.84 and 7,561.28 is: 11,339.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,247.96 : 28,866.84 = 7,561.28 : x
  2. Step 2: Convert to fraction form
    19,247.96/28,866.84 = 7,561.28/x
  3. Step 3: Cross multiply
    19,247.96x = 28,866.84 × 7,561.28
  4. Step 4: Simplify right side
    19,247.96x = 218,270,259.96
  5. Step 5: Solve for x
    x = 218,270,259.96/19,247.96
  6. Step 6: Final answer
    x = 11,339.92

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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.