Home / 19,052.51-28,579.64-9,200.07

Finding the Fourth Proportional to 19,052.51, 28,579.64 and 9,200.07

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Solution

The fourth proportional to 19,052.51, 28,579.64 and 9,200.07 is: 13,800.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,052.51 : 28,579.64 = 9,200.07 : x
  2. Step 2: Convert to fraction form
    19,052.51/28,579.64 = 9,200.07/x
  3. Step 3: Cross multiply
    19,052.51x = 28,579.64 × 9,200.07
  4. Step 4: Simplify right side
    19,052.51x = 262,934,642.57
  5. Step 5: Solve for x
    x = 262,934,642.57/19,052.51
  6. Step 6: Final answer
    x = 13,800.53

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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.