Home / 21,480.37-32,204.35-14,086.69

Finding the Fourth Proportional to 21,480.37, 32,204.35 and 14,086.69

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Solution

The fourth proportional to 21,480.37, 32,204.35 and 14,086.69 is: 21,119.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,480.37 : 32,204.35 = 14,086.69 : x
  2. Step 2: Convert to fraction form
    21,480.37/32,204.35 = 14,086.69/x
  3. Step 3: Cross multiply
    21,480.37x = 32,204.35 × 14,086.69
  4. Step 4: Simplify right side
    21,480.37x = 453,652,632.20
  5. Step 5: Solve for x
    x = 453,652,632.20/21,480.37
  6. Step 6: Final answer
    x = 21,119.41

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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.