Home / 19,459.40-29,193.20-6,310.74

Finding the Fourth Proportional to 19,459.40, 29,193.20 and 6,310.74

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Solution

The fourth proportional to 19,459.40, 29,193.20 and 6,310.74 is: 9,467.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,459.40 : 29,193.20 = 6,310.74 : x
  2. Step 2: Convert to fraction form
    19,459.40/29,193.20 = 6,310.74/x
  3. Step 3: Cross multiply
    19,459.40x = 29,193.20 × 6,310.74
  4. Step 4: Simplify right side
    19,459.40x = 184,230,736.40
  5. Step 5: Solve for x
    x = 184,230,736.40/19,459.40
  6. Step 6: Final answer
    x = 9,467.44

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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.