Home / 30,407.08-45,573.36-17,270.50

Finding the Fourth Proportional to 30,407.08, 45,573.36 and 17,270.50

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Solution

The fourth proportional to 30,407.08, 45,573.36 and 17,270.50 is: 25,884.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,407.08 : 45,573.36 = 17,270.50 : x
  2. Step 2: Convert to fraction form
    30,407.08/45,573.36 = 17,270.50/x
  3. Step 3: Cross multiply
    30,407.08x = 45,573.36 × 17,270.50
  4. Step 4: Simplify right side
    30,407.08x = 787,074,713.88
  5. Step 5: Solve for x
    x = 787,074,713.88/30,407.08
  6. Step 6: Final answer
    x = 25,884.59

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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.