Home / 16,931.17-23,365.08-9,377.33

Finding the Fourth Proportional to 16,931.17, 23,365.08 and 9,377.33

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Solution

The fourth proportional to 16,931.17, 23,365.08 and 9,377.33 is: 12,940.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,931.17 : 23,365.08 = 9,377.33 : x
  2. Step 2: Convert to fraction form
    16,931.17/23,365.08 = 9,377.33/x
  3. Step 3: Cross multiply
    16,931.17x = 23,365.08 × 9,377.33
  4. Step 4: Simplify right side
    16,931.17x = 219,102,065.64
  5. Step 5: Solve for x
    x = 219,102,065.64/16,931.17
  6. Step 6: Final answer
    x = 12,940.76

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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.