Home / 27,245.22-37,597.51-15,145.64

Finding the Fourth Proportional to 27,245.22, 37,597.51 and 15,145.64

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Solution

The fourth proportional to 27,245.22, 37,597.51 and 15,145.64 is: 20,900.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,245.22 : 37,597.51 = 15,145.64 : x
  2. Step 2: Convert to fraction form
    27,245.22/37,597.51 = 15,145.64/x
  3. Step 3: Cross multiply
    27,245.22x = 37,597.51 × 15,145.64
  4. Step 4: Simplify right side
    27,245.22x = 569,438,219.50
  5. Step 5: Solve for x
    x = 569,438,219.50/27,245.22
  6. Step 6: Final answer
    x = 20,900.49

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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.