Home / 13,369.13-20,060.54-5,477.48

Finding the Fourth Proportional to 13,369.13, 20,060.54 and 5,477.48

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Solution

The fourth proportional to 13,369.13, 20,060.54 and 5,477.48 is: 8,219.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,369.13 : 20,060.54 = 5,477.48 : x
  2. Step 2: Convert to fraction form
    13,369.13/20,060.54 = 5,477.48/x
  3. Step 3: Cross multiply
    13,369.13x = 20,060.54 × 5,477.48
  4. Step 4: Simplify right side
    13,369.13x = 109,881,078.95
  5. Step 5: Solve for x
    x = 109,881,078.95/13,369.13
  6. Step 6: Final answer
    x = 8,219.02

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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.