Home / 29,387.51-40,555.57-17,288.85

Finding the Fourth Proportional to 29,387.51, 40,555.57 and 17,288.85

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Solution

The fourth proportional to 29,387.51, 40,555.57 and 17,288.85 is: 23,859.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,387.51 : 40,555.57 = 17,288.85 : x
  2. Step 2: Convert to fraction form
    29,387.51/40,555.57 = 17,288.85/x
  3. Step 3: Cross multiply
    29,387.51x = 40,555.57 × 17,288.85
  4. Step 4: Simplify right side
    29,387.51x = 701,159,035.92
  5. Step 5: Solve for x
    x = 701,159,035.92/29,387.51
  6. Step 6: Final answer
    x = 23,859.08

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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.