Home / 14,008.43-19,331.63-7,635.03

Finding the Fourth Proportional to 14,008.43, 19,331.63 and 7,635.03

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Solution

The fourth proportional to 14,008.43, 19,331.63 and 7,635.03 is: 10,536.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,008.43 : 19,331.63 = 7,635.03 : x
  2. Step 2: Convert to fraction form
    14,008.43/19,331.63 = 7,635.03/x
  3. Step 3: Cross multiply
    14,008.43x = 19,331.63 × 7,635.03
  4. Step 4: Simplify right side
    14,008.43x = 147,597,575.00
  5. Step 5: Solve for x
    x = 147,597,575.00/14,008.43
  6. Step 6: Final answer
    x = 10,536.34

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Half scale
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Double scale
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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.