Home / 19,133.29-28,700.48-5,282.29

Finding the Fourth Proportional to 19,133.29, 28,700.48 and 5,282.29

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Solution

The fourth proportional to 19,133.29, 28,700.48 and 5,282.29 is: 7,923.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,133.29 : 28,700.48 = 5,282.29 : x
  2. Step 2: Convert to fraction form
    19,133.29/28,700.48 = 5,282.29/x
  3. Step 3: Cross multiply
    19,133.29x = 28,700.48 × 5,282.29
  4. Step 4: Simplify right side
    19,133.29x = 151,604,232.09
  5. Step 5: Solve for x
    x = 151,604,232.09/19,133.29
  6. Step 6: Final answer
    x = 7,923.58

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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.