Home / 19,960.34-29,946.90-5,920.46

Finding the Fourth Proportional to 19,960.34, 29,946.90 and 5,920.46

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Solution

The fourth proportional to 19,960.34, 29,946.90 and 5,920.46 is: 8,882.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,960.34 : 29,946.90 = 5,920.46 : x
  2. Step 2: Convert to fraction form
    19,960.34/29,946.90 = 5,920.46/x
  3. Step 3: Cross multiply
    19,960.34x = 29,946.90 × 5,920.46
  4. Step 4: Simplify right side
    19,960.34x = 177,299,423.57
  5. Step 5: Solve for x
    x = 177,299,423.57/19,960.34
  6. Step 6: Final answer
    x = 8,882.59

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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.