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Finding the Fourth Proportional to 16,635.66, 22,956.98 and 9,465.40

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Solution

The fourth proportional to 16,635.66, 22,956.98 and 9,465.40 is: 13,062.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,635.66 : 22,956.98 = 9,465.40 : x
  2. Step 2: Convert to fraction form
    16,635.66/22,956.98 = 9,465.40/x
  3. Step 3: Cross multiply
    16,635.66x = 22,956.98 × 9,465.40
  4. Step 4: Simplify right side
    16,635.66x = 217,296,998.49
  5. Step 5: Solve for x
    x = 217,296,998.49/16,635.66
  6. Step 6: Final answer
    x = 13,062.12

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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.