Home / 29,985.48-41,380.74-16,557.30

Finding the Fourth Proportional to 29,985.48, 41,380.74 and 16,557.30

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Solution

The fourth proportional to 29,985.48, 41,380.74 and 16,557.30 is: 22,849.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,985.48 : 41,380.74 = 16,557.30 : x
  2. Step 2: Convert to fraction form
    29,985.48/41,380.74 = 16,557.30/x
  3. Step 3: Cross multiply
    29,985.48x = 41,380.74 × 16,557.30
  4. Step 4: Simplify right side
    29,985.48x = 685,153,326.40
  5. Step 5: Solve for x
    x = 685,153,326.40/29,985.48
  6. Step 6: Final answer
    x = 22,849.50

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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.