Home / 25,703.70-38,558.73-12,546.13

Finding the Fourth Proportional to 25,703.70, 38,558.73 and 12,546.13

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Solution

The fourth proportional to 25,703.70, 38,558.73 and 12,546.13 is: 18,820.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,703.70 : 38,558.73 = 12,546.13 : x
  2. Step 2: Convert to fraction form
    25,703.70/38,558.73 = 12,546.13/x
  3. Step 3: Cross multiply
    25,703.70x = 38,558.73 × 12,546.13
  4. Step 4: Simplify right side
    25,703.70x = 483,762,583.69
  5. Step 5: Solve for x
    x = 483,762,583.69/25,703.70
  6. Step 6: Final answer
    x = 18,820.74

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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.