Home / 15,526.62-21,422.07-14,029.74

Finding the Fourth Proportional to 15,526.62, 21,422.07 and 14,029.74

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Solution

The fourth proportional to 15,526.62, 21,422.07 and 14,029.74 is: 19,356.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,526.62 : 21,422.07 = 14,029.74 : x
  2. Step 2: Convert to fraction form
    15,526.62/21,422.07 = 14,029.74/x
  3. Step 3: Cross multiply
    15,526.62x = 21,422.07 × 14,029.74
  4. Step 4: Simplify right side
    15,526.62x = 300,546,072.36
  5. Step 5: Solve for x
    x = 300,546,072.36/15,526.62
  6. Step 6: Final answer
    x = 19,356.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.