Home / 21,382.83-32,074.26-5,800.46

Finding the Fourth Proportional to 21,382.83, 32,074.26 and 5,800.46

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Solution

The fourth proportional to 21,382.83, 32,074.26 and 5,800.46 is: 8,700.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,382.83 : 32,074.26 = 5,800.46 : x
  2. Step 2: Convert to fraction form
    21,382.83/32,074.26 = 5,800.46/x
  3. Step 3: Cross multiply
    21,382.83x = 32,074.26 × 5,800.46
  4. Step 4: Simplify right side
    21,382.83x = 186,045,301.79
  5. Step 5: Solve for x
    x = 186,045,301.79/21,382.83
  6. Step 6: Final answer
    x = 8,700.69

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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.