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Finding the Fourth Proportional to 14,937.92, 22,484.72 and 12,682.88

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Solution

The fourth proportional to 14,937.92, 22,484.72 and 12,682.88 is: 19,090.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,937.92 : 22,484.72 = 12,682.88 : x
  2. Step 2: Convert to fraction form
    14,937.92/22,484.72 = 12,682.88/x
  3. Step 3: Cross multiply
    14,937.92x = 22,484.72 × 12,682.88
  4. Step 4: Simplify right side
    14,937.92x = 285,171,005.59
  5. Step 5: Solve for x
    x = 285,171,005.59/14,937.92
  6. Step 6: Final answer
    x = 19,090.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.