Home / 14,228.91-21,346.54-4,369.19

Finding the Fourth Proportional to 14,228.91, 21,346.54 and 4,369.19

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Solution

The fourth proportional to 14,228.91, 21,346.54 and 4,369.19 is: 6,554.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,228.91 : 21,346.54 = 4,369.19 : x
  2. Step 2: Convert to fraction form
    14,228.91/21,346.54 = 4,369.19/x
  3. Step 3: Cross multiply
    14,228.91x = 21,346.54 × 4,369.19
  4. Step 4: Simplify right side
    14,228.91x = 93,266,971.45
  5. Step 5: Solve for x
    x = 93,266,971.45/14,228.91
  6. Step 6: Final answer
    x = 6,554.75

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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.