Home / 45,423.49-68,139.78-17,367.15

Finding the Fourth Proportional to 45,423.49, 68,139.78 and 17,367.15

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Solution

The fourth proportional to 45,423.49, 68,139.78 and 17,367.15 is: 26,052.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,423.49 : 68,139.78 = 17,367.15 : x
  2. Step 2: Convert to fraction form
    45,423.49/68,139.78 = 17,367.15/x
  3. Step 3: Cross multiply
    45,423.49x = 68,139.78 × 17,367.15
  4. Step 4: Simplify right side
    45,423.49x = 1,183,393,587.34
  5. Step 5: Solve for x
    x = 1,183,393,587.34/45,423.49
  6. Step 6: Final answer
    x = 26,052.46

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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.