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Finding the Fourth Proportional to 16,705.66, 25,058.94 and 5,018.86

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Solution

The fourth proportional to 16,705.66, 25,058.94 and 5,018.86 is: 7,528.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,705.66 : 25,058.94 = 5,018.86 : x
  2. Step 2: Convert to fraction form
    16,705.66/25,058.94 = 5,018.86/x
  3. Step 3: Cross multiply
    16,705.66x = 25,058.94 × 5,018.86
  4. Step 4: Simplify right side
    16,705.66x = 125,767,311.61
  5. Step 5: Solve for x
    x = 125,767,311.61/16,705.66
  6. Step 6: Final answer
    x = 7,528.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.