Home / 23,220.72-34,885.35-21,961.98

Finding the Fourth Proportional to 23,220.72, 34,885.35 and 21,961.98

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Solution

The fourth proportional to 23,220.72, 34,885.35 and 21,961.98 is: 32,994.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,220.72 : 34,885.35 = 21,961.98 : x
  2. Step 2: Convert to fraction form
    23,220.72/34,885.35 = 21,961.98/x
  3. Step 3: Cross multiply
    23,220.72x = 34,885.35 × 21,961.98
  4. Step 4: Simplify right side
    23,220.72x = 766,151,358.99
  5. Step 5: Solve for x
    x = 766,151,358.99/23,220.72
  6. Step 6: Final answer
    x = 32,994.30

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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.