Home / 14,558.04-20,084.78-8,266.76

Finding the Fourth Proportional to 14,558.04, 20,084.78 and 8,266.76

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Solution

The fourth proportional to 14,558.04, 20,084.78 and 8,266.76 is: 11,405.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,558.04 : 20,084.78 = 8,266.76 : x
  2. Step 2: Convert to fraction form
    14,558.04/20,084.78 = 8,266.76/x
  3. Step 3: Cross multiply
    14,558.04x = 20,084.78 × 8,266.76
  4. Step 4: Simplify right side
    14,558.04x = 166,036,055.91
  5. Step 5: Solve for x
    x = 166,036,055.91/14,558.04
  6. Step 6: Final answer
    x = 11,405.11

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.