Home / 27,826.09-38,394.35-16,490.60

Finding the Fourth Proportional to 27,826.09, 38,394.35 and 16,490.60

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Solution

The fourth proportional to 27,826.09, 38,394.35 and 16,490.60 is: 22,753.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,826.09 : 38,394.35 = 16,490.60 : x
  2. Step 2: Convert to fraction form
    27,826.09/38,394.35 = 16,490.60/x
  3. Step 3: Cross multiply
    27,826.09x = 38,394.35 × 16,490.60
  4. Step 4: Simplify right side
    27,826.09x = 633,145,689.67
  5. Step 5: Solve for x
    x = 633,145,689.67/27,826.09
  6. Step 6: Final answer
    x = 22,753.67

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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.