Home / 19,956.74-29,935.26-8,860.46

Finding the Fourth Proportional to 19,956.74, 29,935.26 and 8,860.46

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Solution

The fourth proportional to 19,956.74, 29,935.26 and 8,860.46 is: 13,290.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,956.74 : 29,935.26 = 8,860.46 : x
  2. Step 2: Convert to fraction form
    19,956.74/29,935.26 = 8,860.46/x
  3. Step 3: Cross multiply
    19,956.74x = 29,935.26 × 8,860.46
  4. Step 4: Simplify right side
    19,956.74x = 265,240,024.14
  5. Step 5: Solve for x
    x = 265,240,024.14/19,956.74
  6. Step 6: Final answer
    x = 13,290.75

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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.