Home / 19,607.76-29,412.92-14,358.48

Finding the Fourth Proportional to 19,607.76, 29,412.92 and 14,358.48

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Solution

The fourth proportional to 19,607.76, 29,412.92 and 14,358.48 is: 21,538.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,607.76 : 29,412.92 = 14,358.48 : x
  2. Step 2: Convert to fraction form
    19,607.76/29,412.92 = 14,358.48/x
  3. Step 3: Cross multiply
    19,607.76x = 29,412.92 × 14,358.48
  4. Step 4: Simplify right side
    19,607.76x = 422,324,823.56
  5. Step 5: Solve for x
    x = 422,324,823.56/19,607.76
  6. Step 6: Final answer
    x = 21,538.66

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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.