Home / 19,055.18-28,581.68-5,907.14

Finding the Fourth Proportional to 19,055.18, 28,581.68 and 5,907.14

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Solution

The fourth proportional to 19,055.18, 28,581.68 and 5,907.14 is: 8,860.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,055.18 : 28,581.68 = 5,907.14 : x
  2. Step 2: Convert to fraction form
    19,055.18/28,581.68 = 5,907.14/x
  3. Step 3: Cross multiply
    19,055.18x = 28,581.68 × 5,907.14
  4. Step 4: Simplify right side
    19,055.18x = 168,835,985.20
  5. Step 5: Solve for x
    x = 168,835,985.20/19,055.18
  6. Step 6: Final answer
    x = 8,860.37

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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.