Home / 27,208.58-37,543.10-15,272.42

Finding the Fourth Proportional to 27,208.58, 37,543.10 and 15,272.42

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Solution

The fourth proportional to 27,208.58, 37,543.10 and 15,272.42 is: 21,073.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,208.58 : 37,543.10 = 15,272.42 : x
  2. Step 2: Convert to fraction form
    27,208.58/37,543.10 = 15,272.42/x
  3. Step 3: Cross multiply
    27,208.58x = 37,543.10 × 15,272.42
  4. Step 4: Simplify right side
    27,208.58x = 573,373,727.22
  5. Step 5: Solve for x
    x = 573,373,727.22/27,208.58
  6. Step 6: Final answer
    x = 21,073.27

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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.