Home / 14,426.25-21,639.38-3,482.25

Finding the Fourth Proportional to 14,426.25, 21,639.38 and 3,482.25

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Solution

The fourth proportional to 14,426.25, 21,639.38 and 3,482.25 is: 5,223.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,426.25 : 21,639.38 = 3,482.25 : x
  2. Step 2: Convert to fraction form
    14,426.25/21,639.38 = 3,482.25/x
  3. Step 3: Cross multiply
    14,426.25x = 21,639.38 × 3,482.25
  4. Step 4: Simplify right side
    14,426.25x = 75,353,731.01
  5. Step 5: Solve for x
    x = 75,353,731.01/14,426.25
  6. Step 6: Final answer
    x = 5,223.38

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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.