Home / 19,213.52-26,524.68-13,637.84

Finding the Fourth Proportional to 19,213.52, 26,524.68 and 13,637.84

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Solution

The fourth proportional to 19,213.52, 26,524.68 and 13,637.84 is: 18,827.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,213.52 : 26,524.68 = 13,637.84 : x
  2. Step 2: Convert to fraction form
    19,213.52/26,524.68 = 13,637.84/x
  3. Step 3: Cross multiply
    19,213.52x = 26,524.68 × 13,637.84
  4. Step 4: Simplify right side
    19,213.52x = 361,739,341.89
  5. Step 5: Solve for x
    x = 361,739,341.89/19,213.52
  6. Step 6: Final answer
    x = 18,827.33

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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.