Home / 19,813.15-29,719.77-5,022.07

Finding the Fourth Proportional to 19,813.15, 29,719.77 and 5,022.07

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Solution

The fourth proportional to 19,813.15, 29,719.77 and 5,022.07 is: 7,533.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,813.15 : 29,719.77 = 5,022.07 : x
  2. Step 2: Convert to fraction form
    19,813.15/29,719.77 = 5,022.07/x
  3. Step 3: Cross multiply
    19,813.15x = 29,719.77 × 5,022.07
  4. Step 4: Simplify right side
    19,813.15x = 149,254,765.32
  5. Step 5: Solve for x
    x = 149,254,765.32/19,813.15
  6. Step 6: Final answer
    x = 7,533.12

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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.