Home / 21,689.28-32,523.84-10,596.48

Finding the Fourth Proportional to 21,689.28, 32,523.84 and 10,596.48

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Solution

The fourth proportional to 21,689.28, 32,523.84 and 10,596.48 is: 15,889.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,689.28 : 32,523.84 = 10,596.48 : x
  2. Step 2: Convert to fraction form
    21,689.28/32,523.84 = 10,596.48/x
  3. Step 3: Cross multiply
    21,689.28x = 32,523.84 × 10,596.48
  4. Step 4: Simplify right side
    21,689.28x = 344,638,220.08
  5. Step 5: Solve for x
    x = 344,638,220.08/21,689.28
  6. Step 6: Final answer
    x = 15,889.80

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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.