Home / 19,684.85-27,191.01-14,590.68

Finding the Fourth Proportional to 19,684.85, 27,191.01 and 14,590.68

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Solution

The fourth proportional to 19,684.85, 27,191.01 and 14,590.68 is: 20,154.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,684.85 : 27,191.01 = 14,590.68 : x
  2. Step 2: Convert to fraction form
    19,684.85/27,191.01 = 14,590.68/x
  3. Step 3: Cross multiply
    19,684.85x = 27,191.01 × 14,590.68
  4. Step 4: Simplify right side
    19,684.85x = 396,735,325.79
  5. Step 5: Solve for x
    x = 396,735,325.79/19,684.85
  6. Step 6: Final answer
    x = 20,154.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.