Home / 14,088.13-21,136.20-7,059.67

Finding the Fourth Proportional to 14,088.13, 21,136.20 and 7,059.67

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Solution

The fourth proportional to 14,088.13, 21,136.20 and 7,059.67 is: 10,591.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,088.13 : 21,136.20 = 7,059.67 : x
  2. Step 2: Convert to fraction form
    14,088.13/21,136.20 = 7,059.67/x
  3. Step 3: Cross multiply
    14,088.13x = 21,136.20 × 7,059.67
  4. Step 4: Simplify right side
    14,088.13x = 149,214,597.05
  5. Step 5: Solve for x
    x = 149,214,597.05/14,088.13
  6. Step 6: Final answer
    x = 10,591.51

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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.