Home / 19,670.37-29,510.82-8,577.96

Finding the Fourth Proportional to 19,670.37, 29,510.82 and 8,577.96

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Solution

The fourth proportional to 19,670.37, 29,510.82 and 8,577.96 is: 12,869.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,670.37 : 29,510.82 = 8,577.96 : x
  2. Step 2: Convert to fraction form
    19,670.37/29,510.82 = 8,577.96/x
  3. Step 3: Cross multiply
    19,670.37x = 29,510.82 × 8,577.96
  4. Step 4: Simplify right side
    19,670.37x = 253,142,633.53
  5. Step 5: Solve for x
    x = 253,142,633.53/19,670.37
  6. Step 6: Final answer
    x = 12,869.24

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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.