Home / 21,542.46-32,322.60-9,528.30

Finding the Fourth Proportional to 21,542.46, 32,322.60 and 9,528.30

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Solution

The fourth proportional to 21,542.46, 32,322.60 and 9,528.30 is: 14,296.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,542.46 : 32,322.60 = 9,528.30 : x
  2. Step 2: Convert to fraction form
    21,542.46/32,322.60 = 9,528.30/x
  3. Step 3: Cross multiply
    21,542.46x = 32,322.60 × 9,528.30
  4. Step 4: Simplify right side
    21,542.46x = 307,979,220.33
  5. Step 5: Solve for x
    x = 307,979,220.33/21,542.46
  6. Step 6: Final answer
    x = 14,296.38

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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.