Home / 29,985.64-41,379.98-16,557.74

Finding the Fourth Proportional to 29,985.64, 41,379.98 and 16,557.74

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Solution

The fourth proportional to 29,985.64, 41,379.98 and 16,557.74 is: 22,849.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,985.64 : 41,379.98 = 16,557.74 : x
  2. Step 2: Convert to fraction form
    29,985.64/41,379.98 = 16,557.74/x
  3. Step 3: Cross multiply
    29,985.64x = 41,379.98 × 16,557.74
  4. Step 4: Simplify right side
    29,985.64x = 685,158,950.05
  5. Step 5: Solve for x
    x = 685,158,950.05/29,985.64
  6. Step 6: Final answer
    x = 22,849.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.