Home / 51,279.32-76,860.12-23,519

Finding the Fourth Proportional to 51,279.32, 76,860.12 and 23,519

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Solution

The fourth proportional to 51,279.32, 76,860.12 and 23,519 is: 35,251.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,279.32 : 76,860.12 = 23,519 : x
  2. Step 2: Convert to fraction form
    51,279.32/76,860.12 = 23,519/x
  3. Step 3: Cross multiply
    51,279.32x = 76,860.12 × 23,519
  4. Step 4: Simplify right side
    51,279.32x = 1,807,673,162.28
  5. Step 5: Solve for x
    x = 1,807,673,162.28/51,279.32
  6. Step 6: Final answer
    x = 35,251.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.