Home / 14,223.25-21,337.36-4,864.21

Finding the Fourth Proportional to 14,223.25, 21,337.36 and 4,864.21

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Solution

The fourth proportional to 14,223.25, 21,337.36 and 4,864.21 is: 7,297.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223.25 : 21,337.36 = 4,864.21 : x
  2. Step 2: Convert to fraction form
    14,223.25/21,337.36 = 4,864.21/x
  3. Step 3: Cross multiply
    14,223.25x = 21,337.36 × 4,864.21
  4. Step 4: Simplify right side
    14,223.25x = 103,789,399.89
  5. Step 5: Solve for x
    x = 103,789,399.89/14,223.25
  6. Step 6: Final answer
    x = 7,297.16

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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.