Home / 25,554.52-38,337.54-7,786.76

Finding the Fourth Proportional to 25,554.52, 38,337.54 and 7,786.76

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Solution

The fourth proportional to 25,554.52, 38,337.54 and 7,786.76 is: 11,681.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,554.52 : 38,337.54 = 7,786.76 : x
  2. Step 2: Convert to fraction form
    25,554.52/38,337.54 = 7,786.76/x
  3. Step 3: Cross multiply
    25,554.52x = 38,337.54 × 7,786.76
  4. Step 4: Simplify right side
    25,554.52x = 298,525,222.97
  5. Step 5: Solve for x
    x = 298,525,222.97/25,554.52
  6. Step 6: Final answer
    x = 11,681.90

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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.