Home / 27,116.32-37,409.10-18,166.72

Finding the Fourth Proportional to 27,116.32, 37,409.10 and 18,166.72

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Solution

The fourth proportional to 27,116.32, 37,409.10 and 18,166.72 is: 25,062.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,116.32 : 37,409.10 = 18,166.72 : x
  2. Step 2: Convert to fraction form
    27,116.32/37,409.10 = 18,166.72/x
  3. Step 3: Cross multiply
    27,116.32x = 37,409.10 × 18,166.72
  4. Step 4: Simplify right side
    27,116.32x = 679,600,645.15
  5. Step 5: Solve for x
    x = 679,600,645.15/27,116.32
  6. Step 6: Final answer
    x = 25,062.42

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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.