Home / 16,883.90-23,299.46-9,330.06

Finding the Fourth Proportional to 16,883.90, 23,299.46 and 9,330.06

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Solution

The fourth proportional to 16,883.90, 23,299.46 and 9,330.06 is: 12,875.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,883.90 : 23,299.46 = 9,330.06 : x
  2. Step 2: Convert to fraction form
    16,883.90/23,299.46 = 9,330.06/x
  3. Step 3: Cross multiply
    16,883.90x = 23,299.46 × 9,330.06
  4. Step 4: Simplify right side
    16,883.90x = 217,385,400.49
  5. Step 5: Solve for x
    x = 217,385,400.49/16,883.90
  6. Step 6: Final answer
    x = 12,875.31

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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.