Home / 19,170.68-28,763.34-7,492.04

Finding the Fourth Proportional to 19,170.68, 28,763.34 and 7,492.04

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Solution

The fourth proportional to 19,170.68, 28,763.34 and 7,492.04 is: 11,240.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,170.68 : 28,763.34 = 7,492.04 : x
  2. Step 2: Convert to fraction form
    19,170.68/28,763.34 = 7,492.04/x
  3. Step 3: Cross multiply
    19,170.68x = 28,763.34 × 7,492.04
  4. Step 4: Simplify right side
    19,170.68x = 215,496,093.81
  5. Step 5: Solve for x
    x = 215,496,093.81/19,170.68
  6. Step 6: Final answer
    x = 11,240.92

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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.