Home / 14,604.36-20,154.08-8,316.76

Finding the Fourth Proportional to 14,604.36, 20,154.08 and 8,316.76

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Solution

The fourth proportional to 14,604.36, 20,154.08 and 8,316.76 is: 11,477.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,604.36 : 20,154.08 = 8,316.76 : x
  2. Step 2: Convert to fraction form
    14,604.36/20,154.08 = 8,316.76/x
  3. Step 3: Cross multiply
    14,604.36x = 20,154.08 × 8,316.76
  4. Step 4: Simplify right side
    14,604.36x = 167,616,646.38
  5. Step 5: Solve for x
    x = 167,616,646.38/14,604.36
  6. Step 6: Final answer
    x = 11,477.16

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Half scale
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Similar ratio
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1.5x scale

Why These Related Problems?

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