Home / 29,617.98-40,878.27-17,691.54

Finding the Fourth Proportional to 29,617.98, 40,878.27 and 17,691.54

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Solution

The fourth proportional to 29,617.98, 40,878.27 and 17,691.54 is: 24,417.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,617.98 : 40,878.27 = 17,691.54 : x
  2. Step 2: Convert to fraction form
    29,617.98/40,878.27 = 17,691.54/x
  3. Step 3: Cross multiply
    29,617.98x = 40,878.27 × 17,691.54
  4. Step 4: Simplify right side
    29,617.98x = 723,199,548.84
  5. Step 5: Solve for x
    x = 723,199,548.84/29,617.98
  6. Step 6: Final answer
    x = 24,417.59

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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.