Home / 19,534.61-29,303.27-7,847.82

Finding the Fourth Proportional to 19,534.61, 29,303.27 and 7,847.82

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Solution

The fourth proportional to 19,534.61, 29,303.27 and 7,847.82 is: 11,772.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,534.61 : 29,303.27 = 7,847.82 : x
  2. Step 2: Convert to fraction form
    19,534.61/29,303.27 = 7,847.82/x
  3. Step 3: Cross multiply
    19,534.61x = 29,303.27 × 7,847.82
  4. Step 4: Simplify right side
    19,534.61x = 229,966,749.13
  5. Step 5: Solve for x
    x = 229,966,749.13/19,534.61
  6. Step 6: Final answer
    x = 11,772.28

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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.