Home / 14,220.99-21,329.73-6,323.67

Finding the Fourth Proportional to 14,220.99, 21,329.73 and 6,323.67

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Solution

The fourth proportional to 14,220.99, 21,329.73 and 6,323.67 is: 9,484.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,220.99 : 21,329.73 = 6,323.67 : x
  2. Step 2: Convert to fraction form
    14,220.99/21,329.73 = 6,323.67/x
  3. Step 3: Cross multiply
    14,220.99x = 21,329.73 × 6,323.67
  4. Step 4: Simplify right side
    14,220.99x = 134,882,173.71
  5. Step 5: Solve for x
    x = 134,882,173.71/14,220.99
  6. Step 6: Final answer
    x = 9,484.72

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Half scale
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Double scale
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Similar ratio
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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.