Home / 27,342.03-37,731.98-14,766.78

Finding the Fourth Proportional to 27,342.03, 37,731.98 and 14,766.78

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Solution

The fourth proportional to 27,342.03, 37,731.98 and 14,766.78 is: 20,378.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,342.03 : 37,731.98 = 14,766.78 : x
  2. Step 2: Convert to fraction form
    27,342.03/37,731.98 = 14,766.78/x
  3. Step 3: Cross multiply
    27,342.03x = 37,731.98 × 14,766.78
  4. Step 4: Simplify right side
    27,342.03x = 557,179,773.79
  5. Step 5: Solve for x
    x = 557,179,773.79/27,342.03
  6. Step 6: Final answer
    x = 20,378.14

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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.