Home / 21,394.13-32,056.43-13,048.80

Finding the Fourth Proportional to 21,394.13, 32,056.43 and 13,048.80

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Solution

The fourth proportional to 21,394.13, 32,056.43 and 13,048.80 is: 19,552.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,394.13 : 32,056.43 = 13,048.80 : x
  2. Step 2: Convert to fraction form
    21,394.13/32,056.43 = 13,048.80/x
  3. Step 3: Cross multiply
    21,394.13x = 32,056.43 × 13,048.80
  4. Step 4: Simplify right side
    21,394.13x = 418,297,868.43
  5. Step 5: Solve for x
    x = 418,297,868.43/21,394.13
  6. Step 6: Final answer
    x = 19,552.00

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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.