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Finding the Fourth Proportional to 14,719, 22,063.92 and 6,913.84

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Solution

The fourth proportional to 14,719, 22,063.92 and 6,913.84 is: 10,363.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,719 : 22,063.92 = 6,913.84 : x
  2. Step 2: Convert to fraction form
    14,719/22,063.92 = 6,913.84/x
  3. Step 3: Cross multiply
    14,719x = 22,063.92 × 6,913.84
  4. Step 4: Simplify right side
    14,719x = 152,546,412.65
  5. Step 5: Solve for x
    x = 152,546,412.65/14,719
  6. Step 6: Final answer
    x = 10,363.91

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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.