Home / 21,754.24-32,370.77-21,680.46

Finding the Fourth Proportional to 21,754.24, 32,370.77 and 21,680.46

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Solution

The fourth proportional to 21,754.24, 32,370.77 and 21,680.46 is: 32,260.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,754.24 : 32,370.77 = 21,680.46 : x
  2. Step 2: Convert to fraction form
    21,754.24/32,370.77 = 21,680.46/x
  3. Step 3: Cross multiply
    21,754.24x = 32,370.77 × 21,680.46
  4. Step 4: Simplify right side
    21,754.24x = 701,813,238.36
  5. Step 5: Solve for x
    x = 701,813,238.36/21,754.24
  6. Step 6: Final answer
    x = 32,260.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.