Home / 14,251.26-21,376.37-4,390.28

Finding the Fourth Proportional to 14,251.26, 21,376.37 and 4,390.28

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Solution

The fourth proportional to 14,251.26, 21,376.37 and 4,390.28 is: 6,585.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,251.26 : 21,376.37 = 4,390.28 : x
  2. Step 2: Convert to fraction form
    14,251.26/21,376.37 = 4,390.28/x
  3. Step 3: Cross multiply
    14,251.26x = 21,376.37 × 4,390.28
  4. Step 4: Simplify right side
    14,251.26x = 93,848,354.18
  5. Step 5: Solve for x
    x = 93,848,354.18/14,251.26
  6. Step 6: Final answer
    x = 6,585.27

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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.