Home / 19,026.82-28,533.13-6,543.31

Finding the Fourth Proportional to 19,026.82, 28,533.13 and 6,543.31

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Solution

The fourth proportional to 19,026.82, 28,533.13 and 6,543.31 is: 9,812.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,026.82 : 28,533.13 = 6,543.31 : x
  2. Step 2: Convert to fraction form
    19,026.82/28,533.13 = 6,543.31/x
  3. Step 3: Cross multiply
    19,026.82x = 28,533.13 × 6,543.31
  4. Step 4: Simplify right side
    19,026.82x = 186,700,939.48
  5. Step 5: Solve for x
    x = 186,700,939.48/19,026.82
  6. Step 6: Final answer
    x = 9,812.52

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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.