Home / 25,891.30-38,779.44-25,262.74

Finding the Fourth Proportional to 25,891.30, 38,779.44 and 25,262.74

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Solution

The fourth proportional to 25,891.30, 38,779.44 and 25,262.74 is: 37,838.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,891.30 : 38,779.44 = 25,262.74 : x
  2. Step 2: Convert to fraction form
    25,891.30/38,779.44 = 25,262.74/x
  3. Step 3: Cross multiply
    25,891.30x = 38,779.44 × 25,262.74
  4. Step 4: Simplify right side
    25,891.30x = 979,674,910.07
  5. Step 5: Solve for x
    x = 979,674,910.07/25,891.30
  6. Step 6: Final answer
    x = 37,838.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.