Home / 18,795.02-27,977.74-18,514.72

Finding the Fourth Proportional to 18,795.02, 27,977.74 and 18,514.72

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Solution

The fourth proportional to 18,795.02, 27,977.74 and 18,514.72 is: 27,560.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,795.02 : 27,977.74 = 18,514.72 : x
  2. Step 2: Convert to fraction form
    18,795.02/27,977.74 = 18,514.72/x
  3. Step 3: Cross multiply
    18,795.02x = 27,977.74 × 18,514.72
  4. Step 4: Simplify right side
    18,795.02x = 518,000,022.33
  5. Step 5: Solve for x
    x = 518,000,022.33/18,795.02
  6. Step 6: Final answer
    x = 27,560.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.