Home / 16,877.16-23,285.88-11,573.28

Finding the Fourth Proportional to 16,877.16, 23,285.88 and 11,573.28

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Solution

The fourth proportional to 16,877.16, 23,285.88 and 11,573.28 is: 15,967.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,877.16 : 23,285.88 = 11,573.28 : x
  2. Step 2: Convert to fraction form
    16,877.16/23,285.88 = 11,573.28/x
  3. Step 3: Cross multiply
    16,877.16x = 23,285.88 × 11,573.28
  4. Step 4: Simplify right side
    16,877.16x = 269,494,009.29
  5. Step 5: Solve for x
    x = 269,494,009.29/16,877.16
  6. Step 6: Final answer
    x = 15,967.97

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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.