Home / 13,735.32-18,952.46-8,630.04

Finding the Fourth Proportional to 13,735.32, 18,952.46 and 8,630.04

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Solution

The fourth proportional to 13,735.32, 18,952.46 and 8,630.04 is: 11,908.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,735.32 : 18,952.46 = 8,630.04 : x
  2. Step 2: Convert to fraction form
    13,735.32/18,952.46 = 8,630.04/x
  3. Step 3: Cross multiply
    13,735.32x = 18,952.46 × 8,630.04
  4. Step 4: Simplify right side
    13,735.32x = 163,560,444.75
  5. Step 5: Solve for x
    x = 163,560,444.75/13,735.32
  6. Step 6: Final answer
    x = 11,908.02

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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.