Home / 17,927.17-24,742.26-12,907.99

Finding the Fourth Proportional to 17,927.17, 24,742.26 and 12,907.99

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Solution

The fourth proportional to 17,927.17, 24,742.26 and 12,907.99 is: 17,815.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,927.17 : 24,742.26 = 12,907.99 : x
  2. Step 2: Convert to fraction form
    17,927.17/24,742.26 = 12,907.99/x
  3. Step 3: Cross multiply
    17,927.17x = 24,742.26 × 12,907.99
  4. Step 4: Simplify right side
    17,927.17x = 319,372,844.66
  5. Step 5: Solve for x
    x = 319,372,844.66/17,927.17
  6. Step 6: Final answer
    x = 17,815.02

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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.