Home / 21,260.94-32,014.92-15,753.30

Finding the Fourth Proportional to 21,260.94, 32,014.92 and 15,753.30

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Solution

The fourth proportional to 21,260.94, 32,014.92 and 15,753.30 is: 23,721.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,260.94 : 32,014.92 = 15,753.30 : x
  2. Step 2: Convert to fraction form
    21,260.94/32,014.92 = 15,753.30/x
  3. Step 3: Cross multiply
    21,260.94x = 32,014.92 × 15,753.30
  4. Step 4: Simplify right side
    21,260.94x = 504,340,639.24
  5. Step 5: Solve for x
    x = 504,340,639.24/21,260.94
  6. Step 6: Final answer
    x = 23,721.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.