Home / 25,576.86-38,359.21-9,776.09

Finding the Fourth Proportional to 25,576.86, 38,359.21 and 9,776.09

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Solution

The fourth proportional to 25,576.86, 38,359.21 and 9,776.09 is: 14,661.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,576.86 : 38,359.21 = 9,776.09 : x
  2. Step 2: Convert to fraction form
    25,576.86/38,359.21 = 9,776.09/x
  3. Step 3: Cross multiply
    25,576.86x = 38,359.21 × 9,776.09
  4. Step 4: Simplify right side
    25,576.86x = 375,002,897.49
  5. Step 5: Solve for x
    x = 375,002,897.49/25,576.86
  6. Step 6: Final answer
    x = 14,661.80

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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.