Home / 19,065.99-28,599.33-5,918.03

Finding the Fourth Proportional to 19,065.99, 28,599.33 and 5,918.03

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Solution

The fourth proportional to 19,065.99, 28,599.33 and 5,918.03 is: 8,877.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,065.99 : 28,599.33 = 5,918.03 : x
  2. Step 2: Convert to fraction form
    19,065.99/28,599.33 = 5,918.03/x
  3. Step 3: Cross multiply
    19,065.99x = 28,599.33 × 5,918.03
  4. Step 4: Simplify right side
    19,065.99x = 169,251,549.92
  5. Step 5: Solve for x
    x = 169,251,549.92/19,065.99
  6. Step 6: Final answer
    x = 8,877.14

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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.