Home / 21,368.85-32,056.76-6,577.77

Finding the Fourth Proportional to 21,368.85, 32,056.76 and 6,577.77

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Solution

The fourth proportional to 21,368.85, 32,056.76 and 6,577.77 is: 9,867.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,368.85 : 32,056.76 = 6,577.77 : x
  2. Step 2: Convert to fraction form
    21,368.85/32,056.76 = 6,577.77/x
  3. Step 3: Cross multiply
    21,368.85x = 32,056.76 × 6,577.77
  4. Step 4: Simplify right side
    21,368.85x = 210,861,961.34
  5. Step 5: Solve for x
    x = 210,861,961.34/21,368.85
  6. Step 6: Final answer
    x = 9,867.73

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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.