Home / 21,670.77-32,510.25-6,883.41

Finding the Fourth Proportional to 21,670.77, 32,510.25 and 6,883.41

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Solution

The fourth proportional to 21,670.77, 32,510.25 and 6,883.41 is: 10,326.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,670.77 : 32,510.25 = 6,883.41 : x
  2. Step 2: Convert to fraction form
    21,670.77/32,510.25 = 6,883.41/x
  3. Step 3: Cross multiply
    21,670.77x = 32,510.25 × 6,883.41
  4. Step 4: Simplify right side
    21,670.77x = 223,781,379.95
  5. Step 5: Solve for x
    x = 223,781,379.95/21,670.77
  6. Step 6: Final answer
    x = 10,326.42

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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.