Home / 20,008.04-27,611.16-11,055.52

Finding the Fourth Proportional to 20,008.04, 27,611.16 and 11,055.52

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Solution

The fourth proportional to 20,008.04, 27,611.16 and 11,055.52 is: 15,256.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,008.04 : 27,611.16 = 11,055.52 : x
  2. Step 2: Convert to fraction form
    20,008.04/27,611.16 = 11,055.52/x
  3. Step 3: Cross multiply
    20,008.04x = 27,611.16 × 11,055.52
  4. Step 4: Simplify right side
    20,008.04x = 305,255,731.60
  5. Step 5: Solve for x
    x = 305,255,731.60/20,008.04
  6. Step 6: Final answer
    x = 15,256.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.