Home / 21,373.09-32,048.26-10,697.78

Finding the Fourth Proportional to 21,373.09, 32,048.26 and 10,697.78

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Solution

The fourth proportional to 21,373.09, 32,048.26 and 10,697.78 is: 16,040.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,373.09 : 32,048.26 = 10,697.78 : x
  2. Step 2: Convert to fraction form
    21,373.09/32,048.26 = 10,697.78/x
  3. Step 3: Cross multiply
    21,373.09x = 32,048.26 × 10,697.78
  4. Step 4: Simplify right side
    21,373.09x = 342,845,234.86
  5. Step 5: Solve for x
    x = 342,845,234.86/21,373.09
  6. Step 6: Final answer
    x = 16,040.98

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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.