Home / 16,018.78-24,030.46-4,926.40

Finding the Fourth Proportional to 16,018.78, 24,030.46 and 4,926.40

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Solution

The fourth proportional to 16,018.78, 24,030.46 and 4,926.40 is: 7,390.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,018.78 : 24,030.46 = 4,926.40 : x
  2. Step 2: Convert to fraction form
    16,018.78/24,030.46 = 4,926.40/x
  3. Step 3: Cross multiply
    16,018.78x = 24,030.46 × 4,926.40
  4. Step 4: Simplify right side
    16,018.78x = 118,383,658.14
  5. Step 5: Solve for x
    x = 118,383,658.14/16,018.78
  6. Step 6: Final answer
    x = 7,390.30

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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.