Home / 19,827.59-29,739.92-7,341.80

Finding the Fourth Proportional to 19,827.59, 29,739.92 and 7,341.80

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Solution

The fourth proportional to 19,827.59, 29,739.92 and 7,341.80 is: 11,012.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,827.59 : 29,739.92 = 7,341.80 : x
  2. Step 2: Convert to fraction form
    19,827.59/29,739.92 = 7,341.80/x
  3. Step 3: Cross multiply
    19,827.59x = 29,739.92 × 7,341.80
  4. Step 4: Simplify right side
    19,827.59x = 218,344,359.25
  5. Step 5: Solve for x
    x = 218,344,359.25/19,827.59
  6. Step 6: Final answer
    x = 11,012.15

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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.