Home / 19,605.33-29,391.46-8,503.66

Finding the Fourth Proportional to 19,605.33, 29,391.46 and 8,503.66

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Solution

The fourth proportional to 19,605.33, 29,391.46 and 8,503.66 is: 12,748.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,605.33 : 29,391.46 = 8,503.66 : x
  2. Step 2: Convert to fraction form
    19,605.33/29,391.46 = 8,503.66/x
  3. Step 3: Cross multiply
    19,605.33x = 29,391.46 × 8,503.66
  4. Step 4: Simplify right side
    19,605.33x = 249,934,982.74
  5. Step 5: Solve for x
    x = 249,934,982.74/19,605.33
  6. Step 6: Final answer
    x = 12,748.32

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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.