Home / 14,320.62-21,475.77-4,958.09

Finding the Fourth Proportional to 14,320.62, 21,475.77 and 4,958.09

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Solution

The fourth proportional to 14,320.62, 21,475.77 and 4,958.09 is: 7,435.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,320.62 : 21,475.77 = 4,958.09 : x
  2. Step 2: Convert to fraction form
    14,320.62/21,475.77 = 4,958.09/x
  3. Step 3: Cross multiply
    14,320.62x = 21,475.77 × 4,958.09
  4. Step 4: Simplify right side
    14,320.62x = 106,478,800.48
  5. Step 5: Solve for x
    x = 106,478,800.48/14,320.62
  6. Step 6: Final answer
    x = 7,435.35

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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.