Home / 29,288.30-40,416.98-16,542

Finding the Fourth Proportional to 29,288.30, 40,416.98 and 16,542

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Solution

The fourth proportional to 29,288.30, 40,416.98 and 16,542 is: 22,827.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,288.30 : 40,416.98 = 16,542 : x
  2. Step 2: Convert to fraction form
    29,288.30/40,416.98 = 16,542/x
  3. Step 3: Cross multiply
    29,288.30x = 40,416.98 × 16,542
  4. Step 4: Simplify right side
    29,288.30x = 668,577,683.16
  5. Step 5: Solve for x
    x = 668,577,683.16/29,288.30
  6. Step 6: Final answer
    x = 22,827.47

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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.