Home / 21,795.93-32,700.24-11,271.90

Finding the Fourth Proportional to 21,795.93, 32,700.24 and 11,271.90

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Solution

The fourth proportional to 21,795.93, 32,700.24 and 11,271.90 is: 16,911.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,795.93 : 32,700.24 = 11,271.90 : x
  2. Step 2: Convert to fraction form
    21,795.93/32,700.24 = 11,271.90/x
  3. Step 3: Cross multiply
    21,795.93x = 32,700.24 × 11,271.90
  4. Step 4: Simplify right side
    21,795.93x = 368,593,835.26
  5. Step 5: Solve for x
    x = 368,593,835.26/21,795.93
  6. Step 6: Final answer
    x = 16,911.13

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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.