Home / 21,740.60-32,573.10-10,029.80

Finding the Fourth Proportional to 21,740.60, 32,573.10 and 10,029.80

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Solution

The fourth proportional to 21,740.60, 32,573.10 and 10,029.80 is: 15,027.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,740.60 : 32,573.10 = 10,029.80 : x
  2. Step 2: Convert to fraction form
    21,740.60/32,573.10 = 10,029.80/x
  3. Step 3: Cross multiply
    21,740.60x = 32,573.10 × 10,029.80
  4. Step 4: Simplify right side
    21,740.60x = 326,701,678.38
  5. Step 5: Solve for x
    x = 326,701,678.38/21,740.60
  6. Step 6: Final answer
    x = 15,027.26

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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.