Home / 33,649.14-46,386-21,548.28

Finding the Fourth Proportional to 33,649.14, 46,386 and 21,548.28

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Solution

The fourth proportional to 33,649.14, 46,386 and 21,548.28 is: 29,704.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,649.14 : 46,386 = 21,548.28 : x
  2. Step 2: Convert to fraction form
    33,649.14/46,386 = 21,548.28/x
  3. Step 3: Cross multiply
    33,649.14x = 46,386 × 21,548.28
  4. Step 4: Simplify right side
    33,649.14x = 999,538,516.08
  5. Step 5: Solve for x
    x = 999,538,516.08/33,649.14
  6. Step 6: Final answer
    x = 29,704.73

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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.