Home / 14,691.19-20,275.70-9,103.03

Finding the Fourth Proportional to 14,691.19, 20,275.70 and 9,103.03

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Solution

The fourth proportional to 14,691.19, 20,275.70 and 9,103.03 is: 12,563.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,691.19 : 20,275.70 = 9,103.03 : x
  2. Step 2: Convert to fraction form
    14,691.19/20,275.70 = 9,103.03/x
  3. Step 3: Cross multiply
    14,691.19x = 20,275.70 × 9,103.03
  4. Step 4: Simplify right side
    14,691.19x = 184,570,305.37
  5. Step 5: Solve for x
    x = 184,570,305.37/14,691.19
  6. Step 6: Final answer
    x = 12,563.33

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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.