Home / 29,484.78-40,702.94-17,381.56

Finding the Fourth Proportional to 29,484.78, 40,702.94 and 17,381.56

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Solution

The fourth proportional to 29,484.78, 40,702.94 and 17,381.56 is: 23,994.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,484.78 : 40,702.94 = 17,381.56 : x
  2. Step 2: Convert to fraction form
    29,484.78/40,702.94 = 17,381.56/x
  3. Step 3: Cross multiply
    29,484.78x = 40,702.94 × 17,381.56
  4. Step 4: Simplify right side
    29,484.78x = 707,480,593.79
  5. Step 5: Solve for x
    x = 707,480,593.79/29,484.78
  6. Step 6: Final answer
    x = 23,994.77

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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.