Home / 19,370.90-29,040.63-6,884.04

Finding the Fourth Proportional to 19,370.90, 29,040.63 and 6,884.04

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Solution

The fourth proportional to 19,370.90, 29,040.63 and 6,884.04 is: 10,320.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,370.90 : 29,040.63 = 6,884.04 : x
  2. Step 2: Convert to fraction form
    19,370.90/29,040.63 = 6,884.04/x
  3. Step 3: Cross multiply
    19,370.90x = 29,040.63 × 6,884.04
  4. Step 4: Simplify right side
    19,370.90x = 199,916,778.28
  5. Step 5: Solve for x
    x = 199,916,778.28/19,370.90
  6. Step 6: Final answer
    x = 10,320.47

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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.