Home / 45,353.16-67,960.44-19,043.46

Finding the Fourth Proportional to 45,353.16, 67,960.44 and 19,043.46

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Solution

The fourth proportional to 45,353.16, 67,960.44 and 19,043.46 is: 28,536.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,353.16 : 67,960.44 = 19,043.46 : x
  2. Step 2: Convert to fraction form
    45,353.16/67,960.44 = 19,043.46/x
  3. Step 3: Cross multiply
    45,353.16x = 67,960.44 × 19,043.46
  4. Step 4: Simplify right side
    45,353.16x = 1,294,201,920.72
  5. Step 5: Solve for x
    x = 1,294,201,920.72/45,353.16
  6. Step 6: Final answer
    x = 28,536.09

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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.