Home / 27,374.86-37,777.32-14,799.61

Finding the Fourth Proportional to 27,374.86, 37,777.32 and 14,799.61

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Solution

The fourth proportional to 27,374.86, 37,777.32 and 14,799.61 is: 20,423.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,374.86 : 37,777.32 = 14,799.61 : x
  2. Step 2: Convert to fraction form
    27,374.86/37,777.32 = 14,799.61/x
  3. Step 3: Cross multiply
    27,374.86x = 37,777.32 × 14,799.61
  4. Step 4: Simplify right side
    27,374.86x = 559,089,602.85
  5. Step 5: Solve for x
    x = 559,089,602.85/27,374.86
  6. Step 6: Final answer
    x = 20,423.47

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1.5x scale

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.