Home / 19,026.98-28,533.47-6,543.46

Finding the Fourth Proportional to 19,026.98, 28,533.47 and 6,543.46

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Solution

The fourth proportional to 19,026.98, 28,533.47 and 6,543.46 is: 9,812.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,026.98 : 28,533.47 = 6,543.46 : x
  2. Step 2: Convert to fraction form
    19,026.98/28,533.47 = 6,543.46/x
  3. Step 3: Cross multiply
    19,026.98x = 28,533.47 × 6,543.46
  4. Step 4: Simplify right side
    19,026.98x = 186,707,564.63
  5. Step 5: Solve for x
    x = 186,707,564.63/19,026.98
  6. Step 6: Final answer
    x = 9,812.78

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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.