Home / 21,561.36-32,273.64-14,148.24

Finding the Fourth Proportional to 21,561.36, 32,273.64 and 14,148.24

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Solution

The fourth proportional to 21,561.36, 32,273.64 and 14,148.24 is: 21,177.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,561.36 : 32,273.64 = 14,148.24 : x
  2. Step 2: Convert to fraction form
    21,561.36/32,273.64 = 14,148.24/x
  3. Step 3: Cross multiply
    21,561.36x = 32,273.64 × 14,148.24
  4. Step 4: Simplify right side
    21,561.36x = 456,615,204.39
  5. Step 5: Solve for x
    x = 456,615,204.39/21,561.36
  6. Step 6: Final answer
    x = 21,177.48

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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.