Home / 19,019.77-28,532.74-5,869.07

Finding the Fourth Proportional to 19,019.77, 28,532.74 and 5,869.07

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Solution

The fourth proportional to 19,019.77, 28,532.74 and 5,869.07 is: 8,804.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,019.77 : 28,532.74 = 5,869.07 : x
  2. Step 2: Convert to fraction form
    19,019.77/28,532.74 = 5,869.07/x
  3. Step 3: Cross multiply
    19,019.77x = 28,532.74 × 5,869.07
  4. Step 4: Simplify right side
    19,019.77x = 167,460,648.35
  5. Step 5: Solve for x
    x = 167,460,648.35/19,019.77
  6. Step 6: Final answer
    x = 8,804.56

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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.