Home / 14,451.75-21,678.24-4,590.81

Finding the Fourth Proportional to 14,451.75, 21,678.24 and 4,590.81

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Solution

The fourth proportional to 14,451.75, 21,678.24 and 4,590.81 is: 6,886.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,451.75 : 21,678.24 = 4,590.81 : x
  2. Step 2: Convert to fraction form
    14,451.75/21,678.24 = 4,590.81/x
  3. Step 3: Cross multiply
    14,451.75x = 21,678.24 × 4,590.81
  4. Step 4: Simplify right side
    14,451.75x = 99,520,680.97
  5. Step 5: Solve for x
    x = 99,520,680.97/14,451.75
  6. Step 6: Final answer
    x = 6,886.41

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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.