Home / 21,465.10-32,193.96-5,670.30

Finding the Fourth Proportional to 21,465.10, 32,193.96 and 5,670.30

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Solution

The fourth proportional to 21,465.10, 32,193.96 and 5,670.30 is: 8,504.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,465.10 : 32,193.96 = 5,670.30 : x
  2. Step 2: Convert to fraction form
    21,465.10/32,193.96 = 5,670.30/x
  3. Step 3: Cross multiply
    21,465.10x = 32,193.96 × 5,670.30
  4. Step 4: Simplify right side
    21,465.10x = 182,549,510.85
  5. Step 5: Solve for x
    x = 182,549,510.85/21,465.10
  6. Step 6: Final answer
    x = 8,504.48

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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.