Home / 30,360.86-41,898.23-16,932.98

Finding the Fourth Proportional to 30,360.86, 41,898.23 and 16,932.98

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Solution

The fourth proportional to 30,360.86, 41,898.23 and 16,932.98 is: 23,367.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,360.86 : 41,898.23 = 16,932.98 : x
  2. Step 2: Convert to fraction form
    30,360.86/41,898.23 = 16,932.98/x
  3. Step 3: Cross multiply
    30,360.86x = 41,898.23 × 16,932.98
  4. Step 4: Simplify right side
    30,360.86x = 709,461,890.63
  5. Step 5: Solve for x
    x = 709,461,890.63/30,360.86
  6. Step 6: Final answer
    x = 23,367.65

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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.