Home / 13,311.52-19,967.36-5,914.24

Finding the Fourth Proportional to 13,311.52, 19,967.36 and 5,914.24

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Solution

The fourth proportional to 13,311.52, 19,967.36 and 5,914.24 is: 8,871.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,311.52 : 19,967.36 = 5,914.24 : x
  2. Step 2: Convert to fraction form
    13,311.52/19,967.36 = 5,914.24/x
  3. Step 3: Cross multiply
    13,311.52x = 19,967.36 × 5,914.24
  4. Step 4: Simplify right side
    13,311.52x = 118,091,759.21
  5. Step 5: Solve for x
    x = 118,091,759.21/13,311.52
  6. Step 6: Final answer
    x = 8,871.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.