Home / 19,640.36-29,465.15-6,492.73

Finding the Fourth Proportional to 19,640.36, 29,465.15 and 6,492.73

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Solution

The fourth proportional to 19,640.36, 29,465.15 and 6,492.73 is: 9,740.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,640.36 : 29,465.15 = 6,492.73 : x
  2. Step 2: Convert to fraction form
    19,640.36/29,465.15 = 6,492.73/x
  3. Step 3: Cross multiply
    19,640.36x = 29,465.15 × 6,492.73
  4. Step 4: Simplify right side
    19,640.36x = 191,309,157.23
  5. Step 5: Solve for x
    x = 191,309,157.23/19,640.36
  6. Step 6: Final answer
    x = 9,740.62

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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.