Home / 27,566.82-38,042.60-14,991.57

Finding the Fourth Proportional to 27,566.82, 38,042.60 and 14,991.57

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Solution

The fourth proportional to 27,566.82, 38,042.60 and 14,991.57 is: 20,688.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,566.82 : 38,042.60 = 14,991.57 : x
  2. Step 2: Convert to fraction form
    27,566.82/38,042.60 = 14,991.57/x
  3. Step 3: Cross multiply
    27,566.82x = 38,042.60 × 14,991.57
  4. Step 4: Simplify right side
    27,566.82x = 570,318,225.92
  5. Step 5: Solve for x
    x = 570,318,225.92/27,566.82
  6. Step 6: Final answer
    x = 20,688.58

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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.