Home / 19,192.40-26,293.68-18,473.30

Finding the Fourth Proportional to 19,192.40, 26,293.68 and 18,473.30

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Solution

The fourth proportional to 19,192.40, 26,293.68 and 18,473.30 is: 25,308.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,192.40 : 26,293.68 = 18,473.30 : x
  2. Step 2: Convert to fraction form
    19,192.40/26,293.68 = 18,473.30/x
  3. Step 3: Cross multiply
    19,192.40x = 26,293.68 × 18,473.30
  4. Step 4: Simplify right side
    19,192.40x = 485,731,038.74
  5. Step 5: Solve for x
    x = 485,731,038.74/19,192.40
  6. Step 6: Final answer
    x = 25,308.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.