Home / 29,250.09-40,359.20-17,315.15

Finding the Fourth Proportional to 29,250.09, 40,359.20 and 17,315.15

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Solution

The fourth proportional to 29,250.09, 40,359.20 and 17,315.15 is: 23,891.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,250.09 : 40,359.20 = 17,315.15 : x
  2. Step 2: Convert to fraction form
    29,250.09/40,359.20 = 17,315.15/x
  3. Step 3: Cross multiply
    29,250.09x = 40,359.20 × 17,315.15
  4. Step 4: Simplify right side
    29,250.09x = 698,825,313.51
  5. Step 5: Solve for x
    x = 698,825,313.51/29,250.09
  6. Step 6: Final answer
    x = 23,891.39

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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.