Home / 13,543.35-20,298.11-6,522.06

Finding the Fourth Proportional to 13,543.35, 20,298.11 and 6,522.06

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Solution

The fourth proportional to 13,543.35, 20,298.11 and 6,522.06 is: 9,774.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,543.35 : 20,298.11 = 6,522.06 : x
  2. Step 2: Convert to fraction form
    13,543.35/20,298.11 = 6,522.06/x
  3. Step 3: Cross multiply
    13,543.35x = 20,298.11 × 6,522.06
  4. Step 4: Simplify right side
    13,543.35x = 132,385,389.82
  5. Step 5: Solve for x
    x = 132,385,389.82/13,543.35
  6. Step 6: Final answer
    x = 9,774.94

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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.