Home / 14,678.70-22,021.30-4,291.26

Finding the Fourth Proportional to 14,678.70, 22,021.30 and 4,291.26

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Solution

The fourth proportional to 14,678.70, 22,021.30 and 4,291.26 is: 6,437.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,678.70 : 22,021.30 = 4,291.26 : x
  2. Step 2: Convert to fraction form
    14,678.70/22,021.30 = 4,291.26/x
  3. Step 3: Cross multiply
    14,678.70x = 22,021.30 × 4,291.26
  4. Step 4: Simplify right side
    14,678.70x = 94,499,123.84
  5. Step 5: Solve for x
    x = 94,499,123.84/14,678.70
  6. Step 6: Final answer
    x = 6,437.84

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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.