Home / 27,485.10-37,929.51-14,909.85

Finding the Fourth Proportional to 27,485.10, 37,929.51 and 14,909.85

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Solution

The fourth proportional to 27,485.10, 37,929.51 and 14,909.85 is: 20,575.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,485.10 : 37,929.51 = 14,909.85 : x
  2. Step 2: Convert to fraction form
    27,485.10/37,929.51 = 14,909.85/x
  3. Step 3: Cross multiply
    27,485.10x = 37,929.51 × 14,909.85
  4. Step 4: Simplify right side
    27,485.10x = 565,523,092.55
  5. Step 5: Solve for x
    x = 565,523,092.55/27,485.10
  6. Step 6: Final answer
    x = 20,575.63

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