Home / 19,945.55-29,923.87-8,701.87

Finding the Fourth Proportional to 19,945.55, 29,923.87 and 8,701.87

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Solution

The fourth proportional to 19,945.55, 29,923.87 and 8,701.87 is: 13,055.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,945.55 : 29,923.87 = 8,701.87 : x
  2. Step 2: Convert to fraction form
    19,945.55/29,923.87 = 8,701.87/x
  3. Step 3: Cross multiply
    19,945.55x = 29,923.87 × 8,701.87
  4. Step 4: Simplify right side
    19,945.55x = 260,393,530.07
  5. Step 5: Solve for x
    x = 260,393,530.07/19,945.55
  6. Step 6: Final answer
    x = 13,055.22

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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.