Home / 15,864.90-23,795.55-4,179.03

Finding the Fourth Proportional to 15,864.90, 23,795.55 and 4,179.03

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Solution

The fourth proportional to 15,864.90, 23,795.55 and 4,179.03 is: 6,268.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,864.90 : 23,795.55 = 4,179.03 : x
  2. Step 2: Convert to fraction form
    15,864.90/23,795.55 = 4,179.03/x
  3. Step 3: Cross multiply
    15,864.90x = 23,795.55 × 4,179.03
  4. Step 4: Simplify right side
    15,864.90x = 99,442,317.32
  5. Step 5: Solve for x
    x = 99,442,317.32/15,864.90
  6. Step 6: Final answer
    x = 6,268.07

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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.