Home / 21,555.82-32,290.53-9,852.94

Finding the Fourth Proportional to 21,555.82, 32,290.53 and 9,852.94

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Solution

The fourth proportional to 21,555.82, 32,290.53 and 9,852.94 is: 14,759.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,555.82 : 32,290.53 = 9,852.94 : x
  2. Step 2: Convert to fraction form
    21,555.82/32,290.53 = 9,852.94/x
  3. Step 3: Cross multiply
    21,555.82x = 32,290.53 × 9,852.94
  4. Step 4: Simplify right side
    21,555.82x = 318,156,654.66
  5. Step 5: Solve for x
    x = 318,156,654.66/21,555.82
  6. Step 6: Final answer
    x = 14,759.66

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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.