Home / 21,357.46-32,013.37-10,835.22

Finding the Fourth Proportional to 21,357.46, 32,013.37 and 10,835.22

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Solution

The fourth proportional to 21,357.46, 32,013.37 and 10,835.22 is: 16,241.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,357.46 : 32,013.37 = 10,835.22 : x
  2. Step 2: Convert to fraction form
    21,357.46/32,013.37 = 10,835.22/x
  3. Step 3: Cross multiply
    21,357.46x = 32,013.37 × 10,835.22
  4. Step 4: Simplify right side
    21,357.46x = 346,871,906.89
  5. Step 5: Solve for x
    x = 346,871,906.89/21,357.46
  6. Step 6: Final answer
    x = 16,241.25

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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.