Home / 29,387.14-40,555.05-17,288.47

Finding the Fourth Proportional to 29,387.14, 40,555.05 and 17,288.47

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Solution

The fourth proportional to 29,387.14, 40,555.05 and 17,288.47 is: 23,858.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,387.14 : 40,555.05 = 17,288.47 : x
  2. Step 2: Convert to fraction form
    29,387.14/40,555.05 = 17,288.47/x
  3. Step 3: Cross multiply
    29,387.14x = 40,555.05 × 17,288.47
  4. Step 4: Simplify right side
    29,387.14x = 701,134,880.80
  5. Step 5: Solve for x
    x = 701,134,880.80/29,387.14
  6. Step 6: Final answer
    x = 23,858.56

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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.