Home / 21,459.10-32,192.38-7,226.22

Finding the Fourth Proportional to 21,459.10, 32,192.38 and 7,226.22

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Solution

The fourth proportional to 21,459.10, 32,192.38 and 7,226.22 is: 10,840.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,459.10 : 32,192.38 = 7,226.22 : x
  2. Step 2: Convert to fraction form
    21,459.10/32,192.38 = 7,226.22/x
  3. Step 3: Cross multiply
    21,459.10x = 32,192.38 × 7,226.22
  4. Step 4: Simplify right side
    21,459.10x = 232,629,220.20
  5. Step 5: Solve for x
    x = 232,629,220.20/21,459.10
  6. Step 6: Final answer
    x = 10,840.59

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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.