Home / 19,483.80-29,236.61-7,797.93

Finding the Fourth Proportional to 19,483.80, 29,236.61 and 7,797.93

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Solution

The fourth proportional to 19,483.80, 29,236.61 and 7,797.93 is: 11,701.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,483.80 : 29,236.61 = 7,797.93 : x
  2. Step 2: Convert to fraction form
    19,483.80/29,236.61 = 7,797.93/x
  3. Step 3: Cross multiply
    19,483.80x = 29,236.61 × 7,797.93
  4. Step 4: Simplify right side
    19,483.80x = 227,985,038.22
  5. Step 5: Solve for x
    x = 227,985,038.22/19,483.80
  6. Step 6: Final answer
    x = 11,701.26

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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.