Home / 13,492.08-20,242.17-6,922.89

Finding the Fourth Proportional to 13,492.08, 20,242.17 and 6,922.89

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Solution

The fourth proportional to 13,492.08, 20,242.17 and 6,922.89 is: 10,386.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,492.08 : 20,242.17 = 6,922.89 : x
  2. Step 2: Convert to fraction form
    13,492.08/20,242.17 = 6,922.89/x
  3. Step 3: Cross multiply
    13,492.08x = 20,242.17 × 6,922.89
  4. Step 4: Simplify right side
    13,492.08x = 140,134,316.27
  5. Step 5: Solve for x
    x = 140,134,316.27/13,492.08
  6. Step 6: Final answer
    x = 10,386.41

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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.