Home / 21,596.09-32,385.57-10,499.49

Finding the Fourth Proportional to 21,596.09, 32,385.57 and 10,499.49

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Solution

The fourth proportional to 21,596.09, 32,385.57 and 10,499.49 is: 15,745.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,596.09 : 32,385.57 = 10,499.49 : x
  2. Step 2: Convert to fraction form
    21,596.09/32,385.57 = 10,499.49/x
  3. Step 3: Cross multiply
    21,596.09x = 32,385.57 × 10,499.49
  4. Step 4: Simplify right side
    21,596.09x = 340,031,968.36
  5. Step 5: Solve for x
    x = 340,031,968.36/21,596.09
  6. Step 6: Final answer
    x = 15,745.07

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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.