Home / 12,263.60-16,939.23-10,667.09

Finding the Fourth Proportional to 12,263.60, 16,939.23 and 10,667.09

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Solution

The fourth proportional to 12,263.60, 16,939.23 and 10,667.09 is: 14,734.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,263.60 : 16,939.23 = 10,667.09 : x
  2. Step 2: Convert to fraction form
    12,263.60/16,939.23 = 10,667.09/x
  3. Step 3: Cross multiply
    12,263.60x = 16,939.23 × 10,667.09
  4. Step 4: Simplify right side
    12,263.60x = 180,692,293.29
  5. Step 5: Solve for x
    x = 180,692,293.29/12,263.60
  6. Step 6: Final answer
    x = 14,734.03

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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.