Home / 12,245.13-18,368.08-5,832.34

Finding the Fourth Proportional to 12,245.13, 18,368.08 and 5,832.34

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Solution

The fourth proportional to 12,245.13, 18,368.08 and 5,832.34 is: 8,748.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,245.13 : 18,368.08 = 5,832.34 : x
  2. Step 2: Convert to fraction form
    12,245.13/18,368.08 = 5,832.34/x
  3. Step 3: Cross multiply
    12,245.13x = 18,368.08 × 5,832.34
  4. Step 4: Simplify right side
    12,245.13x = 107,128,827.21
  5. Step 5: Solve for x
    x = 107,128,827.21/12,245.13
  6. Step 6: Final answer
    x = 8,748.69

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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.