Home / 12,132.51-18,184.01-6,572.67

Finding the Fourth Proportional to 12,132.51, 18,184.01 and 6,572.67

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Solution

The fourth proportional to 12,132.51, 18,184.01 and 6,572.67 is: 9,851.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,132.51 : 18,184.01 = 6,572.67 : x
  2. Step 2: Convert to fraction form
    12,132.51/18,184.01 = 6,572.67/x
  3. Step 3: Cross multiply
    12,132.51x = 18,184.01 × 6,572.67
  4. Step 4: Simplify right side
    12,132.51x = 119,517,464.14
  5. Step 5: Solve for x
    x = 119,517,464.14/12,132.51
  6. Step 6: Final answer
    x = 9,851.01

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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.