Home / 19,557.64-27,000.03-15,104.44

Finding the Fourth Proportional to 19,557.64, 27,000.03 and 15,104.44

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Solution

The fourth proportional to 19,557.64, 27,000.03 and 15,104.44 is: 20,852.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,557.64 : 27,000.03 = 15,104.44 : x
  2. Step 2: Convert to fraction form
    19,557.64/27,000.03 = 15,104.44/x
  3. Step 3: Cross multiply
    19,557.64x = 27,000.03 × 15,104.44
  4. Step 4: Simplify right side
    19,557.64x = 407,820,333.13
  5. Step 5: Solve for x
    x = 407,820,333.13/19,557.64
  6. Step 6: Final answer
    x = 20,852.23

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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.