Home / 16,883.28-23,294.52-13,533.12

Finding the Fourth Proportional to 16,883.28, 23,294.52 and 13,533.12

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Solution

The fourth proportional to 16,883.28, 23,294.52 and 13,533.12 is: 18,672.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,883.28 : 23,294.52 = 13,533.12 : x
  2. Step 2: Convert to fraction form
    16,883.28/23,294.52 = 13,533.12/x
  3. Step 3: Cross multiply
    16,883.28x = 23,294.52 × 13,533.12
  4. Step 4: Simplify right side
    16,883.28x = 315,247,534.50
  5. Step 5: Solve for x
    x = 315,247,534.50/16,883.28
  6. Step 6: Final answer
    x = 18,672.17

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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.