Home / 16,670.39-22,996.46-9,953.87

Finding the Fourth Proportional to 16,670.39, 22,996.46 and 9,953.87

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Solution

The fourth proportional to 16,670.39, 22,996.46 and 9,953.87 is: 13,731.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,670.39 : 22,996.46 = 9,953.87 : x
  2. Step 2: Convert to fraction form
    16,670.39/22,996.46 = 9,953.87/x
  3. Step 3: Cross multiply
    16,670.39x = 22,996.46 × 9,953.87
  4. Step 4: Simplify right side
    16,670.39x = 228,903,723.53
  5. Step 5: Solve for x
    x = 228,903,723.53/16,670.39
  6. Step 6: Final answer
    x = 13,731.16

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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.