Home / 19,513.58-29,244.82-7,835

Finding the Fourth Proportional to 19,513.58, 29,244.82 and 7,835

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Solution

The fourth proportional to 19,513.58, 29,244.82 and 7,835 is: 11,742.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,513.58 : 29,244.82 = 7,835 : x
  2. Step 2: Convert to fraction form
    19,513.58/29,244.82 = 7,835/x
  3. Step 3: Cross multiply
    19,513.58x = 29,244.82 × 7,835
  4. Step 4: Simplify right side
    19,513.58x = 229,133,164.70
  5. Step 5: Solve for x
    x = 229,133,164.70/19,513.58
  6. Step 6: Final answer
    x = 11,742.24

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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.