Home / 14,130.59-21,195.89-6,328.67

Finding the Fourth Proportional to 14,130.59, 21,195.89 and 6,328.67

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Solution

The fourth proportional to 14,130.59, 21,195.89 and 6,328.67 is: 9,493.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,130.59 : 21,195.89 = 6,328.67 : x
  2. Step 2: Convert to fraction form
    14,130.59/21,195.89 = 6,328.67/x
  3. Step 3: Cross multiply
    14,130.59x = 21,195.89 × 6,328.67
  4. Step 4: Simplify right side
    14,130.59x = 134,141,793.17
  5. Step 5: Solve for x
    x = 134,141,793.17/14,130.59
  6. Step 6: Final answer
    x = 9,493.01

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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.