Home / 29,470.17-40,674.11-18,859.44

Finding the Fourth Proportional to 29,470.17, 40,674.11 and 18,859.44

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Solution

The fourth proportional to 29,470.17, 40,674.11 and 18,859.44 is: 26,029.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,470.17 : 40,674.11 = 18,859.44 : x
  2. Step 2: Convert to fraction form
    29,470.17/40,674.11 = 18,859.44/x
  3. Step 3: Cross multiply
    29,470.17x = 40,674.11 × 18,859.44
  4. Step 4: Simplify right side
    29,470.17x = 767,090,842.80
  5. Step 5: Solve for x
    x = 767,090,842.80/29,470.17
  6. Step 6: Final answer
    x = 26,029.40

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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.