Home / 14,222.85-21,334.77-5,337.28

Finding the Fourth Proportional to 14,222.85, 21,334.77 and 5,337.28

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Solution

The fourth proportional to 14,222.85, 21,334.77 and 5,337.28 is: 8,006.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,222.85 : 21,334.77 = 5,337.28 : x
  2. Step 2: Convert to fraction form
    14,222.85/21,334.77 = 5,337.28/x
  3. Step 3: Cross multiply
    14,222.85x = 21,334.77 × 5,337.28
  4. Step 4: Simplify right side
    14,222.85x = 113,869,587.89
  5. Step 5: Solve for x
    x = 113,869,587.89/14,222.85
  6. Step 6: Final answer
    x = 8,006.10

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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.