Home / 16,883.40-23,299.02-9,330.28

Finding the Fourth Proportional to 16,883.40, 23,299.02 and 9,330.28

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Solution

The fourth proportional to 16,883.40, 23,299.02 and 9,330.28 is: 12,875.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,883.40 : 23,299.02 = 9,330.28 : x
  2. Step 2: Convert to fraction form
    16,883.40/23,299.02 = 9,330.28/x
  3. Step 3: Cross multiply
    16,883.40x = 23,299.02 × 9,330.28
  4. Step 4: Simplify right side
    16,883.40x = 217,386,380.33
  5. Step 5: Solve for x
    x = 217,386,380.33/16,883.40
  6. Step 6: Final answer
    x = 12,875.75

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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.