Home / 25,473.45-38,156.31-16,108.64

Finding the Fourth Proportional to 25,473.45, 38,156.31 and 16,108.64

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Solution

The fourth proportional to 25,473.45, 38,156.31 and 16,108.64 is: 24,128.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,473.45 : 38,156.31 = 16,108.64 : x
  2. Step 2: Convert to fraction form
    25,473.45/38,156.31 = 16,108.64/x
  3. Step 3: Cross multiply
    25,473.45x = 38,156.31 × 16,108.64
  4. Step 4: Simplify right side
    25,473.45x = 614,645,990.19
  5. Step 5: Solve for x
    x = 614,645,990.19/25,473.45
  6. Step 6: Final answer
    x = 24,128.89

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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.