Home / 16,621.13-24,931.70-4,309.13

Finding the Fourth Proportional to 16,621.13, 24,931.70 and 4,309.13

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Solution

The fourth proportional to 16,621.13, 24,931.70 and 4,309.13 is: 6,463.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,621.13 : 24,931.70 = 4,309.13 : x
  2. Step 2: Convert to fraction form
    16,621.13/24,931.70 = 4,309.13/x
  3. Step 3: Cross multiply
    16,621.13x = 24,931.70 × 4,309.13
  4. Step 4: Simplify right side
    16,621.13x = 107,433,936.42
  5. Step 5: Solve for x
    x = 107,433,936.42/16,621.13
  6. Step 6: Final answer
    x = 6,463.70

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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.