Home / 19,108.98-28,658.58-5,954.58

Finding the Fourth Proportional to 19,108.98, 28,658.58 and 5,954.58

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Solution

The fourth proportional to 19,108.98, 28,658.58 and 5,954.58 is: 8,930.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,108.98 : 28,658.58 = 5,954.58 : x
  2. Step 2: Convert to fraction form
    19,108.98/28,658.58 = 5,954.58/x
  3. Step 3: Cross multiply
    19,108.98x = 28,658.58 × 5,954.58
  4. Step 4: Simplify right side
    19,108.98x = 170,649,807.30
  5. Step 5: Solve for x
    x = 170,649,807.30/19,108.98
  6. Step 6: Final answer
    x = 8,930.35

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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.