Home / 45,309.76-67,964.64-17,614.24

Finding the Fourth Proportional to 45,309.76, 67,964.64 and 17,614.24

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Solution

The fourth proportional to 45,309.76, 67,964.64 and 17,614.24 is: 26,421.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,309.76 : 67,964.64 = 17,614.24 : x
  2. Step 2: Convert to fraction form
    45,309.76/67,964.64 = 17,614.24/x
  3. Step 3: Cross multiply
    45,309.76x = 67,964.64 × 17,614.24
  4. Step 4: Simplify right side
    45,309.76x = 1,197,145,480.47
  5. Step 5: Solve for x
    x = 1,197,145,480.47/45,309.76
  6. Step 6: Final answer
    x = 26,421.36

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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.