Home / 19,855.42-29,776.80-6,525.34

Finding the Fourth Proportional to 19,855.42, 29,776.80 and 6,525.34

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Solution

The fourth proportional to 19,855.42, 29,776.80 and 6,525.34 is: 9,785.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,855.42 : 29,776.80 = 6,525.34 : x
  2. Step 2: Convert to fraction form
    19,855.42/29,776.80 = 6,525.34/x
  3. Step 3: Cross multiply
    19,855.42x = 29,776.80 × 6,525.34
  4. Step 4: Simplify right side
    19,855.42x = 194,303,744.11
  5. Step 5: Solve for x
    x = 194,303,744.11/19,855.42
  6. Step 6: Final answer
    x = 9,785.93

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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.