Home / 29,154.94-40,237.36-16,412.90

Finding the Fourth Proportional to 29,154.94, 40,237.36 and 16,412.90

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Solution

The fourth proportional to 29,154.94, 40,237.36 and 16,412.90 is: 22,651.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,154.94 : 40,237.36 = 16,412.90 : x
  2. Step 2: Convert to fraction form
    29,154.94/40,237.36 = 16,412.90/x
  3. Step 3: Cross multiply
    29,154.94x = 40,237.36 × 16,412.90
  4. Step 4: Simplify right side
    29,154.94x = 660,411,523.72
  5. Step 5: Solve for x
    x = 660,411,523.72/29,154.94
  6. Step 6: Final answer
    x = 22,651.79

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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.