Home / 27,826.76-38,406.58-25,585.08

Finding the Fourth Proportional to 27,826.76, 38,406.58 and 25,585.08

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Solution

The fourth proportional to 27,826.76, 38,406.58 and 25,585.08 is: 35,312.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,826.76 : 38,406.58 = 25,585.08 : x
  2. Step 2: Convert to fraction form
    27,826.76/38,406.58 = 25,585.08/x
  3. Step 3: Cross multiply
    27,826.76x = 38,406.58 × 25,585.08
  4. Step 4: Simplify right side
    27,826.76x = 982,635,421.83
  5. Step 5: Solve for x
    x = 982,635,421.83/27,826.76
  6. Step 6: Final answer
    x = 35,312.61

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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.