Home / 21,448.68-32,173.29-10,353.30

Finding the Fourth Proportional to 21,448.68, 32,173.29 and 10,353.30

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Solution

The fourth proportional to 21,448.68, 32,173.29 and 10,353.30 is: 15,530.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,448.68 : 32,173.29 = 10,353.30 : x
  2. Step 2: Convert to fraction form
    21,448.68/32,173.29 = 10,353.30/x
  3. Step 3: Cross multiply
    21,448.68x = 32,173.29 × 10,353.30
  4. Step 4: Simplify right side
    21,448.68x = 333,099,723.36
  5. Step 5: Solve for x
    x = 333,099,723.36/21,448.68
  6. Step 6: Final answer
    x = 15,530.08

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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.