Home / 21,769.68-32,666.37-16,848.93

Finding the Fourth Proportional to 21,769.68, 32,666.37 and 16,848.93

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Solution

The fourth proportional to 21,769.68, 32,666.37 and 16,848.93 is: 25,282.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,769.68 : 32,666.37 = 16,848.93 : x
  2. Step 2: Convert to fraction form
    21,769.68/32,666.37 = 16,848.93/x
  3. Step 3: Cross multiply
    21,769.68x = 32,666.37 × 16,848.93
  4. Step 4: Simplify right side
    21,769.68x = 550,393,381.48
  5. Step 5: Solve for x
    x = 550,393,381.48/21,769.68
  6. Step 6: Final answer
    x = 25,282.57

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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.