Home / 13,634.01-20,460.43-8,956.26

Finding the Fourth Proportional to 13,634.01, 20,460.43 and 8,956.26

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Solution

The fourth proportional to 13,634.01, 20,460.43 and 8,956.26 is: 13,440.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,634.01 : 20,460.43 = 8,956.26 : x
  2. Step 2: Convert to fraction form
    13,634.01/20,460.43 = 8,956.26/x
  3. Step 3: Cross multiply
    13,634.01x = 20,460.43 × 8,956.26
  4. Step 4: Simplify right side
    13,634.01x = 183,248,930.79
  5. Step 5: Solve for x
    x = 183,248,930.79/13,634.01
  6. Step 6: Final answer
    x = 13,440.57

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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.