Home / 13,669.96-20,492.63-4,902.82

Finding the Fourth Proportional to 13,669.96, 20,492.63 and 4,902.82

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Solution

The fourth proportional to 13,669.96, 20,492.63 and 4,902.82 is: 7,349.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,669.96 : 20,492.63 = 4,902.82 : x
  2. Step 2: Convert to fraction form
    13,669.96/20,492.63 = 4,902.82/x
  3. Step 3: Cross multiply
    13,669.96x = 20,492.63 × 4,902.82
  4. Step 4: Simplify right side
    13,669.96x = 100,471,637.24
  5. Step 5: Solve for x
    x = 100,471,637.24/13,669.96
  6. Step 6: Final answer
    x = 7,349.81

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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.