Home / 14,649.36-21,973.68-4,261.20

Finding the Fourth Proportional to 14,649.36, 21,973.68 and 4,261.20

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Solution

The fourth proportional to 14,649.36, 21,973.68 and 4,261.20 is: 6,391.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,649.36 : 21,973.68 = 4,261.20 : x
  2. Step 2: Convert to fraction form
    14,649.36/21,973.68 = 4,261.20/x
  3. Step 3: Cross multiply
    14,649.36x = 21,973.68 × 4,261.20
  4. Step 4: Simplify right side
    14,649.36x = 93,634,245.22
  5. Step 5: Solve for x
    x = 93,634,245.22/14,649.36
  6. Step 6: Final answer
    x = 6,391.70

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Similar ratio
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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.