Home / 16,303.96-24,452.70-7,980.40

Finding the Fourth Proportional to 16,303.96, 24,452.70 and 7,980.40

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Solution

The fourth proportional to 16,303.96, 24,452.70 and 7,980.40 is: 11,969.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,303.96 : 24,452.70 = 7,980.40 : x
  2. Step 2: Convert to fraction form
    16,303.96/24,452.70 = 7,980.40/x
  3. Step 3: Cross multiply
    16,303.96x = 24,452.70 × 7,980.40
  4. Step 4: Simplify right side
    16,303.96x = 195,142,327.08
  5. Step 5: Solve for x
    x = 195,142,327.08/16,303.96
  6. Step 6: Final answer
    x = 11,969.01

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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.