Home / 21,528.20-32,258.19-16,609.88

Finding the Fourth Proportional to 21,528.20, 32,258.19 and 16,609.88

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Solution

The fourth proportional to 21,528.20, 32,258.19 and 16,609.88 is: 24,888.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,528.20 : 32,258.19 = 16,609.88 : x
  2. Step 2: Convert to fraction form
    21,528.20/32,258.19 = 16,609.88/x
  3. Step 3: Cross multiply
    21,528.20x = 32,258.19 × 16,609.88
  4. Step 4: Simplify right side
    21,528.20x = 535,804,664.92
  5. Step 5: Solve for x
    x = 535,804,664.92/21,528.20
  6. Step 6: Final answer
    x = 24,888.50

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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.