Home / 23,162.47-34,742.32-14,279.50

Finding the Fourth Proportional to 23,162.47, 34,742.32 and 14,279.50

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Solution

The fourth proportional to 23,162.47, 34,742.32 and 14,279.50 is: 21,418.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,162.47 : 34,742.32 = 14,279.50 : x
  2. Step 2: Convert to fraction form
    23,162.47/34,742.32 = 14,279.50/x
  3. Step 3: Cross multiply
    23,162.47x = 34,742.32 × 14,279.50
  4. Step 4: Simplify right side
    23,162.47x = 496,102,958.44
  5. Step 5: Solve for x
    x = 496,102,958.44/23,162.47
  6. Step 6: Final answer
    x = 21,418.40

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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.