Home / 19,605.97-29,392.40-8,504.29

Finding the Fourth Proportional to 19,605.97, 29,392.40 and 8,504.29

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Solution

The fourth proportional to 19,605.97, 29,392.40 and 8,504.29 is: 12,749.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,605.97 : 29,392.40 = 8,504.29 : x
  2. Step 2: Convert to fraction form
    19,605.97/29,392.40 = 8,504.29/x
  3. Step 3: Cross multiply
    19,605.97x = 29,392.40 × 8,504.29
  4. Step 4: Simplify right side
    19,605.97x = 249,961,551.40
  5. Step 5: Solve for x
    x = 249,961,551.40/19,605.97
  6. Step 6: Final answer
    x = 12,749.26

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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.