Home / 12,261.59-16,924.56-8,013.29

Finding the Fourth Proportional to 12,261.59, 16,924.56 and 8,013.29

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Solution

The fourth proportional to 12,261.59, 16,924.56 and 8,013.29 is: 11,060.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,261.59 : 16,924.56 = 8,013.29 : x
  2. Step 2: Convert to fraction form
    12,261.59/16,924.56 = 8,013.29/x
  3. Step 3: Cross multiply
    12,261.59x = 16,924.56 × 8,013.29
  4. Step 4: Simplify right side
    12,261.59x = 135,621,407.40
  5. Step 5: Solve for x
    x = 135,621,407.40/12,261.59
  6. Step 6: Final answer
    x = 11,060.67

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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.