Home / 25,903.31-38,846.70-11,108.25

Finding the Fourth Proportional to 25,903.31, 38,846.70 and 11,108.25

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Solution

The fourth proportional to 25,903.31, 38,846.70 and 11,108.25 is: 16,658.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,903.31 : 38,846.70 = 11,108.25 : x
  2. Step 2: Convert to fraction form
    25,903.31/38,846.70 = 11,108.25/x
  3. Step 3: Cross multiply
    25,903.31x = 38,846.70 × 11,108.25
  4. Step 4: Simplify right side
    25,903.31x = 431,518,855.28
  5. Step 5: Solve for x
    x = 431,518,855.28/25,903.31
  6. Step 6: Final answer
    x = 16,658.83

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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.