Home / 45,271.12-67,910.31-17,204.62

Finding the Fourth Proportional to 45,271.12, 67,910.31 and 17,204.62

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Solution

The fourth proportional to 45,271.12, 67,910.31 and 17,204.62 is: 25,808.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,271.12 : 67,910.31 = 17,204.62 : x
  2. Step 2: Convert to fraction form
    45,271.12/67,910.31 = 17,204.62/x
  3. Step 3: Cross multiply
    45,271.12x = 67,910.31 × 17,204.62
  4. Step 4: Simplify right side
    45,271.12x = 1,168,371,077.63
  5. Step 5: Solve for x
    x = 1,168,371,077.63/45,271.12
  6. Step 6: Final answer
    x = 25,808.31

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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.