Home / 23,331.52-32,197.36-12,721.12

Finding the Fourth Proportional to 23,331.52, 32,197.36 and 12,721.12

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Solution

The fourth proportional to 23,331.52, 32,197.36 and 12,721.12 is: 17,555.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,331.52 : 32,197.36 = 12,721.12 : x
  2. Step 2: Convert to fraction form
    23,331.52/32,197.36 = 12,721.12/x
  3. Step 3: Cross multiply
    23,331.52x = 32,197.36 × 12,721.12
  4. Step 4: Simplify right side
    23,331.52x = 409,586,480.24
  5. Step 5: Solve for x
    x = 409,586,480.24/23,331.52
  6. Step 6: Final answer
    x = 17,555.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.