Home / 25,659.70-38,484.05-14,978.94

Finding the Fourth Proportional to 25,659.70, 38,484.05 and 14,978.94

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Solution

The fourth proportional to 25,659.70, 38,484.05 and 14,978.94 is: 22,465.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,659.70 : 38,484.05 = 14,978.94 : x
  2. Step 2: Convert to fraction form
    25,659.70/38,484.05 = 14,978.94/x
  3. Step 3: Cross multiply
    25,659.70x = 38,484.05 × 14,978.94
  4. Step 4: Simplify right side
    25,659.70x = 576,450,201.01
  5. Step 5: Solve for x
    x = 576,450,201.01/25,659.70
  6. Step 6: Final answer
    x = 22,465.20

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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.