Home / 13,746.88-20,627.79-5,956.30

Finding the Fourth Proportional to 13,746.88, 20,627.79 and 5,956.30

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Solution

The fourth proportional to 13,746.88, 20,627.79 and 5,956.30 is: 8,937.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,746.88 : 20,627.79 = 5,956.30 : x
  2. Step 2: Convert to fraction form
    13,746.88/20,627.79 = 5,956.30/x
  3. Step 3: Cross multiply
    13,746.88x = 20,627.79 × 5,956.30
  4. Step 4: Simplify right side
    13,746.88x = 122,865,305.58
  5. Step 5: Solve for x
    x = 122,865,305.58/13,746.88
  6. Step 6: Final answer
    x = 8,937.69

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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.