Home / 16,824-23,217.12-9,373.76

Finding the Fourth Proportional to 16,824, 23,217.12 and 9,373.76

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Solution

The fourth proportional to 16,824, 23,217.12 and 9,373.76 is: 12,935.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,824 : 23,217.12 = 9,373.76 : x
  2. Step 2: Convert to fraction form
    16,824/23,217.12 = 9,373.76/x
  3. Step 3: Cross multiply
    16,824x = 23,217.12 × 9,373.76
  4. Step 4: Simplify right side
    16,824x = 217,631,710.77
  5. Step 5: Solve for x
    x = 217,631,710.77/16,824
  6. Step 6: Final answer
    x = 12,935.79

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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.